subs
subs — verb
- subspresent simple I / you / we / they
- subses3rd person singular
- subsing-ing form
- subsedpast simple
1. to take the place of another player on a sports team for a short time during a g
to take the place of another player on a sports team for a short time during a game, usually because that player is tired or injured.
Yuna subbed for the injured captain in the second half of the match.
sub + for + [player] — intransitive sports substitution
The young defender was told to sub in when the score reached three to zero.
Tara often subs for the goalkeeper when she needs a short break during practice sessions.
Kofi was told to sub in for the tired striker with only ten minutes left in the match.
文法句型
sub + for + [player]
sub + in
用法筆記
Informal short form of 'substitute'. The full form is preferred in formal writing.
常見錯誤
2. to work in place of another person who is temporarily absent or unable to carry
to work in place of another person who is temporarily absent or unable to carry out their duties.
Sofia subbed for a colleague who had to take her child to the dentist.
sub + for + [person] — covering someone's work
James subbed as the receptionist while the regular staff member was on leave.
Selim asked a coworker to sub for him during the afternoon training session.
Chiara has been subbing at the front desk all week while the manager is away.
- cover for
more common in British English workplace settings
- fill in for
slightly more formal than 'sub for'
文法句型
sub + for + [person]
sub + as + [role]
用法筆記
Common in workplace settings and casual conversation. The person doing the job is typically expected to return eventually.
常見錯誤
3. to take a player out of a game and send another player onto the field to take th
to take a player out of a game and send another player onto the field to take their place.
Coach Folake subbed the midfielder off and brought a younger defender onto the pitch.
sub + [player] + off — removing a player from the game
The manager decided to sub their tired striker for a fresh player at half-time.
Eitan was subbed on just before the final whistle blew in the championship game.
Trang subbed the young goalkeeper into the game for the last ten minutes.
文法句型
sub + [player] + off/on
sub + [player] + for + [player]
用法筆記
Different from sense 1: here the coach or manager is the subject doing the replacing, not the player coming on.
常見錯誤
4. to use one specific item in place of another specific item, especially a cooking
to use one specific item in place of another specific item, especially a cooking ingredient, when the original is unavailable or unsuitable — the swap is deliberate and names both the replacement and the thing being replaced.
You can sub olive oil for butter in this cake recipe without changing the flavour.
sub + [A] + for + [B] — replacing one ingredient with another
Ada subbed almond milk for cow's milk because she wanted a dairy-free option.
Ilan subbed a different type of cheese since the shop had sold out of mozzarella.
The recipe suggests you can sub honey for sugar if you prefer a natural sweetener.
- swap
suggests a more direct exchange between two equal options
- use instead
more formal and explicit; not a single verb
文法句型
sub + [new item] + for + [original item]
用法筆記
The grammar always names the replacement first (sub X for Y): X is what you use, Y is what you skip. This sense is about a planned, direct one-to-one swap — different from sense 5, where 'sub in' focuses on making do with whatever is on hand without naming the original.
常見錯誤
5. to make do with whatever item is available when the usual or expected one is mis
to make do with whatever item is available when the usual or expected one is missing, without necessarily naming what is being replaced.
We had no eggs, so we subbed in mashed banana for the cake batter.
sub + in + [alternative] — using whatever is available
Eitan had no brown sugar for the cookies, so he subbed in white sugar and they still tasted great.
sub + in + [alternative] — intransitive pattern, no original named
The cook subbed in yogurt because the cream had turned sour overnight.
When the power went out at dinner, they subbed candles for the electric lights.
文法句型
sub + in + [alternative item]
sub + [alternative] + for + [usual item]
用法筆記
Unlike sense 4, this sense does not require a planned one-to-one swap. The 'sub in' pattern emphasizes using whatever is on hand as a solution. When intransitive ('subbed in yogurt'), no original item is named at all.
常見錯誤
6. to perform the action of examining a piece of writing before publication and cor
to perform the action of examining a piece of writing before publication and correcting any mistakes in its grammar, spelling, style, or factual content.
Ada subbed the journalist's article and corrected several spelling errors before print.
sub + [article] — checking text before publication
The senior editor spent the morning subbing copy for the weekend edition of the paper.
Ilan subbed five pages of the report before sending it to the printing department.
The flood story was subbed by two editors who checked every number before the six o'clock broadcast.
文法句型
sub + [document / article]
用法筆記
Short for 'sub-edit'. The direct object is the text being edited. Unlike sense 7, this sense focuses on the action applied to a document, not the professional role of the person doing it.
常見錯誤
7. to be employed or work in the role of a sub-editor, whose regular job is prepari
to be employed or work in the role of a sub-editor, whose regular job is preparing written material for publication by checking, correcting, and improving it.
Mei-Lin subs for a daily newspaper in Taipei, checking articles before they go to print.
sub + for + organization (intransitive pattern — naming employer)
After journalism school, Viktor began to sub the weekend supplements for a local news website.
sub + direct object (transitive pattern)
Amara has been subbing at the publishing house for two years, correcting grammar and style.
The editor-in-chief asked Tomás to sub the investigative feature because two staff editors were off sick.
When the history textbook reached eight hundred pages, the publisher brought in three editors to sub each chapter before September.
文法句型
sub + for + organization
sub + direct object (text/article)
用法筆記
This sense emphasizes the ongoing professional role or employment, not a one-time action on a document. 'Subs for the Guardian' means the person works there as a sub-editor. In contrast, sense 6 focuses on the action of editing a specific text.
常見錯誤
8. to lend someone a small amount of money that they promise to return later, often
to lend someone a small amount of money that they promise to return later, often as a short-term arrangement until they receive their wages or next payment.
Nadia asked her colleague to sub her fifty dollars until payday on Friday.
sub + someone + amount (ditransitive)
Jun agreed to sub his sister the rent money for one month while she looked for a new job.
When Sofia's wallet was stolen on the train, a friend subbed her enough cash for the ticket home.
"Can you sub me a few pounds until tomorrow morning?" Kwame asked his roommate.
After Mei's wallet was stolen, three coworkers each subbed her fifty dollars.
- borrow
the opposite action — you receive rather than give the money
文法句型
sub + someone + amount
sub + someone
用法筆記
This sense is informal and typical of everyday British speech. Unlike 'lend,' 'sub' strongly implies that the loan is small and will be repaid very soon, usually by the next payday. The person lending the money expects to be paid back.
常見錯誤
subs — noun
- subssingular
- subsesplural
1. a player on a sports team who is sent into a game to take the position and role
a player on a sports team who is sent into a game to take the position and role of another player during the match
The coach sent Reuben onto the field as a sub in the second half.
come on as a sub
When the starting goalkeeper got injured, a young sub came on to replace him.
Our team has three experienced subs on the bench ready to play.
Hiro spent most of the season as a sub but finally started in the final game.
The manager praised the young sub for scoring the winning goal just after coming on.
- replacement
more formal and broader — can refer to any person or thing that takes another's place
- reserve
in team sports, a reserve is a player who is available but not yet in the game; a sub has already entered play
- starter
a player who begins the match in the first team line-up
文法句型
[possessive] + sub
come on as a sub
bring on a sub
用法筆記
In informal sports contexts sub is very common. The full form substitute is used in formal writing and official team announcements.
常見錯誤
2. a person who teaches a class when the usual teacher is away from school because
a person who teaches a class when the usual teacher is away from school because of illness or other reasons
The regular maths teacher was sick, so a sub led the class today.
Yasmin works as a sub at three different schools in the city.
work as a sub
When the sub walked into the room, the students asked where their usual teacher was.
Being a sub requires patience because you face new students every day.
The school called a sub to cover the history lesson at the last minute.
- supply teacher
the standard term in British English for a teacher who temporarily covers for absent staff
- relief teacher
used in Australia, New Zealand, and parts of Canada
文法句型
work as a sub
call a sub
a sub + verb
用法筆記
This shortened form is most common in the US and Canada. In British English, the more usual term is 'supply teacher' or 'cover teacher'.
常見錯誤
3. a person who reads and improves written material for a newspaper, magazine, or w
a person who reads and improves written material for a newspaper, magazine, or website by checking facts, correcting mistakes, and polishing the language before it is published
Mira works as a sub for a national newspaper and checks articles before they print.
The sub corrected several spelling mistakes in the reporter's story before publication.
Every article must pass through a sub who checks the facts and the writing style.
Joaquín started as a sub at a local magazine before becoming a full editor.
The sub made sure the headlines were clear and accurate for the morning edition.
- copy editor
the equivalent term in American and many international publications; involves similar duties
- proofreader
a more limited role that focuses on spotting typographical errors rather than improving content
文法句型
work as a sub
a sub for [publication]
用法筆記
This shortened form is used mainly within the journalism and publishing industry. In formal job titles the full form 'sub-editor' is preferred.
常見錯誤
4. a type of ship, often used by the military, that can travel and operate underwat
a type of ship, often used by the military, that can travel and operate underwater for long periods
The navy sent a sub to explore the deep ocean floor near the coast.
Hui served on a nuclear-powered sub for three years.
serve on a sub
The sub surfaced near the coast after spending two weeks underwater.
A group of sailors watched the sub disappear beneath the waves.
Élise toured an old military sub that is now open to visitors at the port.
文法句型
serve on a sub
a sub dives
a sub surfaces
用法筆記
Sub is a common informal abbreviation. The full word submarine is used in official military reports, historical texts, and technical writing.
常見錯誤
5. a sum of money paid at regular times — for example, every month or every year —
a sum of money paid at regular times — for example, every month or every year — so that a service or membership continues
Mayumi pays her gym sub at the beginning of every month.
pay + [possessive] + sub
I forgot to renew my magazine sub, so the latest issue never arrived.
The club's annual sub covers the cost of equipment and facility use.
Zayd's online streaming sub gives him access to hundreds of films and shows.
If you do not pay your sub by Friday, your membership will be cancelled.
- membership fee
more formal; specifically for clubs, gyms, or organizations
- subscription fee
the full formal term; used for magazines, streaming services, etc.
文法句型
pay + [possessive] + sub
[possessive] + sub + expires
renew + [possessive] + sub
用法筆記
This shortened form is very informal and used mainly in spoken English or casual writing. In any formal context, use the full word subscription.
常見錯誤
6. a long bread roll that is cut open and filled with items such as meat, cheese, s
a long bread roll that is cut open and filled with items such as meat, cheese, salad, and sauces
Saira ordered a turkey sub with lettuce and tomatoes for lunch.
The sandwich shop on the corner makes the best Italian sub in town.
Mark cut the long sub into two pieces and shared it with his friend.
Harper chose a foot-long sub with extra cheese for a filling lunch.
The café offers three types of sub: chicken, beef, and vegetarian.
文法句型
order a sub
a [filling] sub
用法筆記
This term is widely used across the United States. In different regions the same sandwich is also called a 'hoagie,' 'grinder,' or 'hero.' The full form 'submarine sandwich' is rarely used in everyday speech.
常見錯誤
subs — prefix
1. used before a word to show that something measures lower than a specific number,
used before a word to show that something measures lower than a specific number, level, or threshold that is considered normal.
The weather report warned of subzero temperatures across the northern plains tonight.
sub- + zero (adjective): below zero degrees
Doctors detected a subclinical infection that showed no visible symptoms in the patient.
sub- + clinical: below the threshold of detectable symptoms
Physicists study the behaviour of subatomic particles inside a particle accelerator.
A subsonic jet produces a sound that travels slower than the speed of sound.
- under-
more common in everyday words (underweight, underpaid); sub- is more technical or formal
文法句型
sub- + adjective (sub-zero temperatures)
sub- + noun (sub-zero)
用法筆記
The quantity being measured is usually a number, a scientific threshold, or a physical boundary (temperature, speed, size). This sense is about measurable amounts — not about quality judgments.
常見錯誤
2. used before a word to show that something is located underneath or beneath anoth
used before a word to show that something is located underneath or beneath another thing, often in physical space.
The submarine stayed hidden beneath the ocean surface for three weeks.
sub- + marine: under the sea
Amira took the subway from Brooklyn to Times Square every morning.
sub- + way: underground railway
The doctor applied a cream to treat the subcutaneous layer of Mei's skin.
Archaeologists discovered the remains of an ancient city in the subsoil below the farm.
文法句型
sub- + noun (subway)
sub- + adjective (subterranean)
用法筆記
This is the oldest and most common meaning of the sub- prefix in English, found in words that come from Latin. Many common words like subway and submarine are so familiar that speakers do not think of the prefix separately.
3. used before an adjective to show that something is almost but not fully the thin
used before an adjective to show that something is almost but not fully the thing described, often referring to climate or geography.
The subtropical climate of southern Florida attracts many tourists each winter.
sub- + tropical: almost tropical but not fully
Reuben studied the plants that survive in the subarctic regions of Canada.
sub- + arctic: bordering on arctic conditions
The subalpine meadow was covered with wildflowers during the short summer.
Researchers classify the region as subhumid because it receives just enough rain for farming.
文法句型
sub- + adjective (subtropical)
用法筆記
This sense is mostly found in scientific and geographical terms describing climate zones, vegetation regions, and biological classifications. It is not productive for everyday coinages.
4. used before a noun to show that something is a smaller section or division of a
used before a noun to show that something is a smaller section or division of a larger group, category, or system.
The finance subcommittee will review the annual budget proposal next week.
sub- + committee: a smaller group within a committee
Bao organized the research data by subcategory to make the report easier to read.
sub- + category: a division within a category
Please read the final subsection of chapter three before tomorrow's class.
Heloísa's favourite subgenre of science fiction is cyberpunk.
- subdivision (of)
a noun phrase used instead of the prefix, e.g. a subdivision of the main group
- macro-
indicates a large-scale category or group (macro-economics, macrostructure)
文法句型
sub- + noun (subcommittee)
用法筆記
Common in formal and organisational contexts. The resulting noun is usually written as one word (subcommittee, not sub-committee) except where the root starts with a capital letter (sub-Saharan).
常見錯誤
5. used before an adjective to show that something fails to meet the expected quali
used before an adjective to show that something fails to meet the expected quality or performance, making it disappointing or unsatisfactory.
The contractor used substandard materials, so the roof began to leak after six months.
sub- + standard: below expected quality
Selim felt his performance in the final exam was subpar compared to his earlier work.
sub- + par: below average or expected level
The hotel guests complained about the substandard service and dirty rooms.
The restaurant received bad reviews because of its suboptimal service and cold food.
- under-
more common in everyday criticism (underwhelming, underperforming)
- super-
above standard (superior)
文法句型
sub- + adjective (substandard)
用法筆記
This sense carries a negative judgment — calling something substandard or subpar means it is not good enough. Unlike sense 1, which measures against a numeric threshold, this sense is about failing a quality benchmark.
常見錯誤
6. used before a noun to show that a person or thing has a position or status below
used before a noun to show that a person or thing has a position or status below others in an organisation, ranking, or system.
Ayesha works as a subeditor, checking articles for mistakes before they go to print.
sub- + editor: an editor of lower rank within the team
Each subagent reports to the main agent, who manages the entire sales region.
sub- + agent: a person under the main agent
The sublieutenant followed orders from the senior officers during the training exercise.
In large companies, a subdepartment handles tasks that belong to a bigger department.
文法句型
sub- + noun (subordinate)
用法筆記
The related adjective subordinate is more common than the prefix itself in describing rank. When sub- attaches to job titles (subeditor, subagent), the resulting word names a role that answers to a higher authority.