unknowns
unknowns — 形容詞
- unknownspositive
- more unknownscomparative
- most unknownssuperlative
1. describes something that no one has information about, has never seen before, or
未知的
不為人知或無法識別的
describes something that no one has information about, has never seen before, or cannot recognize.
The cause of the mysterious illness remained unknown to doctors for several months.
這種神秘疾病的原因幾個月來一直不為醫生所知。
be unknown to [someone]
Eitan felt nervous walking through the unknown streets of the old city at night.
Eitan 在夜晚走過舊城區陌生的街道時感到緊張。
unknown [noun] describing unfamiliar places
Bao adopted a cat from the shelter whose past was completely unknown.
Bao 從收容所領養了一隻來歷完全不明的貓。
The street musician signed her work with a symbol to keep her name unknown.
那位街頭藝人用符號為作品簽名，藉此讓自己的名字保持不為人知。
- completely unknown
- unknown to someone
- previously unknown
- unknown territory
- unknown quantity
- unfamiliar
focuses on lack of personal experience rather than general knowledge
- strange
adds a feeling of oddness or being unsettling
- mysterious
emphasizes that the thing is hard to explain or understand
文法句型
be unknown to someone
常見錯誤
unknowns — 名詞
- unknownssingular
- unknownsesplural
1. things, places, or ideas that people have not yet discovered or understood, and
未知事物
尚未被發現或理解的事物
things, places, or ideas that people have not yet discovered or understood, and that remain a mystery.
Mira has always been drawn to the unknown and dreams of exploring deep ocean trenches.
Mira 一直對未知事物充滿嚮往，夢想探索深海海溝。
drawn to the unknown
Darius was afraid of the unknown, so he preferred to follow a strict daily routine.
Darius 害怕未知事物，所以喜歡遵循嚴格的日常作息。
fear of the unknown
Outer space remains the greatest unknown that humanity has ever tried to understand.
外太空是人類嘗試理解的最大未知領域。
Ayana felt a mix of fear and excitement as she stepped into the unknown.
Ayana 踏入未知領域時，心中交織著恐懼與興奮。
- fear of the unknown
- the great unknown
- step into the unknown
- explore the unknown
- the unknown
- mystery
emphasizes something puzzling that invites curiosity
- uncertainty
focuses on the lack of predictability rather than knowledge
- uncharted territory
metaphorical phrase suggesting unexplored areas
文法句型
the unknown
the great unknown
常見錯誤
2. a performer, athlete, or other creative professional whose name is not yet known
無名人士
尚未出名的人，尤其在演藝或體育領域
a performer, athlete, or other creative professional whose name is not yet known to most people.
The young pianist started as a complete unknown and later filled concert halls worldwide.
那位年輕鋼琴家剛起步時還是個完全無名的人，後來卻在全球音樂廳座無虛席。
a complete unknown
Mauricio entered the race as an unknown and stunned everyone by winning the gold medal.
Mauricio 以無名小將的身份參賽，卻震驚全場奪下金牌。
The film director chose to cast a talented unknown instead of a famous Hollywood actress.
那位電影導演選擇了一位有才華的無名演員，而不是好萊塢知名女星。
cast an unknown
Mayumi joined the band as an unknown, but her voice quickly made her a star.
Mayumi 加入樂團時還是個無名之輩，但她渾厚的嗓音很快讓她成為明星。
- a complete unknown
- a talented unknown
- a relative unknown
- cast an unknown
- start as an unknown
文法句型
a complete unknown
a relative unknown
用法筆記
Commonly used in entertainment and sports journalism to describe someone before they become famous.
常見錯誤
3. a fact or condition whose outcome cannot be predicted or measured because too li
未知因素
因資訊不足而無法預測的狀況
a fact or condition whose outcome cannot be predicted or measured because too little information is available about it.
A key unknown is whether the weather will let us fly out on Friday.
我們旅行計畫中最大的未知因素，是星期五的天氣能否讓我們順利飛離。
the biggest unknown in [plan]
Megan knew there were too many unknowns about the market demand for the start-up.
Megan 知道市場對那家新創公司的需求存在太多未知因素。
The soil beneath the old building was a major unknown for the construction team.
舊建築下方土質的狀況對施工團隊來說是一個主要未知因素。
a major unknown
Liam knew that moving abroad involved an unknown he could not fully prepare for.
Liam 知道移居海外伴隨著一個他無法充分準備的未知因素。
- biggest unknown
- too many unknowns
- a major unknown
- unknown factor
- unknowns involved
- uncertainty
broader term for anything not reliably known
- variable
technical term suggesting something that can change
- question mark
informal metaphor for a doubtful or unknown element
文法句型
too many unknowns
the biggest unknown
用法筆記
Frequently used in plural form (unknowns) when there are multiple uncertain conditions in a project, plan, or calculation.
常見錯誤
4. a letter, such as x or y, used in mathematics to stand for a number whose value
未知數
數學方程式中代表未知量的符號
a letter, such as x or y, used in mathematics to stand for a number whose value has not been found yet.
In the equation 2x + 5 = 13, the letter x is the unknown that students must solve for.
在方程式 2x + 5 = 13 中，字母 x 就是學生需要解出的未知數。
x is the unknown
Padma solved for the unknown in the algebra problem and checked her answer twice.
Padma 解出了代數題中的未知數，並將答案檢查了兩次。
solve for the unknown
The teacher wrote three equations on the board and each one contained a different unknown.
老師在黑板上寫了三道方程式，每道都含有不同的未知數。
Hamza struggled to solve an equation with two unknowns during the math exam.
Hamza 在數學考試中努力解一道含有兩個未知數的方程式。
two unknowns
- solve for the unknown
- the unknown x
- a single unknown
- two unknowns
- find the unknown
- constant
a fixed value that does not change
- known quantity
a value that is already given in a problem
文法句型
solve for the unknown
the unknown [x/y/z]
常見錯誤
同根字
常見搭配
常用片語
- step into the unknown
- the great unknown
- a leap into the unknown
- an unknown quantity