knocks
knocks — 名詞
- knockssingular
- knocksesplural
1. the brief, loud sound that results when one hard object strikes another, or when
敲擊聲
物體撞擊硬物發出的短促聲音
the brief, loud sound that results when one hard object strikes another, or when a machine develops a fault.
Three sharp knocks came from the front door, so Ava got up to answer it.
門上傳來三下急促的敲門聲，Ava 起身去應門。
The mechanic listened to the engine and heard a faint knocking sound inside.
技師聽了聽引擎，聽到裡面有輕微的敲擊聲。
knocking sound — typical collocation with mechanical noises
A loud knock on the wooden table made everyone in the room turn around.
木桌上傳來一聲巨響，房間裡每個人都轉頭看。
Linh heard soft knocks from the pipes every time the heating came on.
Linh 每次暖氣打開時，都會聽到水管傳來輕微的敲擊聲。
- loud knock
- sharp knock
- knocking sound
2. the action of being struck by something hard, often causing pain or damage.
撞擊
硬物撞到身體或物體
the action of being struck by something hard, often causing pain or damage.
Gabriel received a knock on the head from a falling branch during the storm.
Gabriel 在暴風雨中被掉落的樹枝撞到了頭。
a knock on the [body part] — common physical-hit pattern
The old box suffered several knocks during the move, and its corners were damaged.
舊箱子在搬運過程中遭受好幾次撞擊，邊角都受損了。
Zuri felt a sharp knock on her shoulder when someone pushed past on the bus.
Zuri 在公車上被人推擠時，肩膀被重重撞了一下。
The suitcase took a hard knock at the airport and now the handle is broken.
行李箱在機場被大力撞了一下，現在把手壞了。
- hard knock
- sharp knock
- knock on the head
用法筆記
Often used with a body part after 'on': a knock on the head, knee, or shoulder.
3. an unpleasant event or piece of bad luck that delays progress or causes disappoi
挫折
阻礙進展或使人失望的事件
an unpleasant event or piece of bad luck that delays progress or causes disappointment.
Failing the exam was a real knock for Lakshmi, who had studied very hard.
考試沒過對 Lakshmi 來說是一次很大的打擊，她明明很用功讀書。
The company's loss of a big client was a serious knock to its yearly profits.
公司失去一個大客戶，對年度利潤造成了嚴重打擊。
For small shops, the rise in rent was yet another knock they could not afford.
對小店鋪來說，租金上漲是他們無法承受的又一次打擊。
The injury was a heavy knock for the athlete just before the Olympic trials.
就在奧運選拔賽前夕，這次受傷對這位運動員是一次沉重的打擊。
a heavy knock — setback collocation meaning a serious blow
- heavy knock
- serious knock
- real knock
4. an unkind or unfair critical remark about someone or something.
批評
不友善或不公平的負面評論
an unkind or unfair critical remark about someone or something.
The main knock on the new cafe is that the coffee is too expensive.
大家對這家新咖啡館的主要批評是咖啡太貴了。
the main knock on — criticism pattern
Ada takes any knock about her work as a chance to improve, not an insult.
Ada 把任何對她工作的批評都當作改進的機會，而不是侮辱。
One common knock against the plan is that it costs too much money.
反對這個計畫的一個常見批評是它花費太多錢。
The reviewer's main knock was that the book was too long and boring.
書評家的主要批評是這本書又臭又長。
- main knock
- common knock
- praise
positive comments about something
用法筆記
Commonly appears in the phrases 'the main knock on/against' when stating the most frequent criticism.
knocks — 動詞
- knockspresent simple I / you / we / they
- knockses3rd person singular
- knocksing-ing form
- knocksedpast simple
1. to strike a door, window, or similar surface with your hand or an object in orde
敲門
用手敲擊門窗以引起注意
to strike a door, window, or similar surface with your hand or an object in order to get someone's attention.
Lakshmi knocked on the office door and waited for someone to let her in.
Lakshmi 敲了敲辦公室的門，然後等著有人讓她進去。
knock + on + door — standard transitive pattern
A stranger knocked at the window, so Shirin stayed still and did not move.
一個陌生人敲了敲窗戶，Shirin 靜止不動。
The delivery driver knocked loudly, then left the package on the step.
快遞員大聲敲門，然後把包裹放在台階上。
Before you enter the classroom, please knock and wait for the teacher's reply.
進教室之前，請先敲門並等待老師回應。
Trang knocked on her neighbor's apartment door to ask for a cup of sugar.
Trang 敲了鄰居的公寓門，想借一杯糖。
- knock on the door
- knock at the window
- knock loudly
文法句型
knock + on/at + door/window
knock + adv/prep
用法筆記
Requires a preposition (on or at) before the object. 'Knock the door' without a preposition is not correct.
常見錯誤
2. if a vehicle engine knocks, it produces a series of sharp tapping sounds caused
爆震
引擎因燃燒異常而發出噪音
if a vehicle engine knocks, it produces a series of sharp tapping sounds caused by uneven fuel combustion or a worn component.
Ava's car engine started knocking after she used the wrong type of fuel.
Ava 的車加了不對的油之後，引擎開始發出爆震聲。
engine + starts knocking — intransitive pattern
The mechanic said the engine was knocking and needed new spark plugs.
技師說引擎在爆震，需要更換火星塞。
If your motorbike engine knocks, you should take it to a garage right away.
如果你的機車引擎發出爆震聲，你應該立刻送去修理。
The old truck's engine knocked loudly as it struggled up the mountain road.
舊卡車的引擎在爬山路時大聲爆震。
- engine knocks
- engine is knocking
- pink
British English term for the same engine problem; less common in US English
文法句型
engine + knocks
engine + is knocking
3. if a pipe, radiator, or similar fixture is knocking, it produces a regular tappi
噠噠聲
水管因熱脹或空氣而發出聲響
if a pipe, radiator, or similar fixture is knocking, it produces a regular tapping sound, typically caused by expansion during heating or by trapped air.
Whenever the heating turned on, the pipes in the bathroom began knocking.
每次暖氣打開時，浴室的水管就會開始發出噠噠聲。
pipes + begin knocking — intransitive when heating
The old radiator knocked all night, so Gabriel could not get any sleep.
舊暖氣片整夜發出噠噠聲，Gabriel 完全無法入睡。
A plumber fixed the knocking pipes by releasing the trapped air from the system.
水電師傅把管路中的空氣排掉，修好了發出噠噠聲的水管。
The strange knocking sound from the wall worried Isabela, so she called a repair person.
牆壁傳來奇怪的噠噠聲讓 Isabela 很擔心，於是她打電話請人來修理。
- pipes knock
- radiator knocks
- knocking pipes
文法句型
pipe + knocks
radiator + knocks
用法筆記
This sense is restricted to plumbing and heating systems; it is not used for general mechanical noises.
4. to strike someone or something hard, especially so that they move, fall, or beco
撞倒
用力撞擊使移動或倒下
to strike someone or something hard, especially so that they move, fall, or become damaged.
Mei accidentally knocked her coffee cup off the desk and it shattered on the floor.
Mei 不小心把手肘上的咖啡杯撞到桌下，杯子在地上摔碎了。
knock + object + off — causing something to fall
The strong wind knocked over several bicycles parked outside the library.
強風把圖書館外停放的幾輛自行車吹倒了。
Daichi knocked a vase off the shelf with his elbow while reaching for a book.
Daichi 伸手拿書時，手肘把書架上的花瓶撞倒了。
knock + object + off — accidental striking that causes something to fall
Zuri knocked a pile of books off the shelf while reaching for her phone.
Zuri 伸手去拿手機時，把書架上一疊書撞到地上。
The toddler knocked his glass of milk onto the kitchen floor during dinner.
學步的小孩在晚餐時把一杯牛奶打翻在廚房地板上。
- knock over
- knock off
- knock down
- knock out
文法句型
knock + object + off/over/down/out
knock + object + adv/prep
用法筆記
Common patterns include knock + object + off (causing to fall from a surface), knock + object + over (causing to tip), and knock + object + down (causing to fall to the ground).
常見錯誤
5. to remove part or all of an interior wall to connect two rooms, creating one lar
打通
拆除隔間牆以擴大空間
to remove part or all of an interior wall to connect two rooms, creating one larger space.
The owners decided to knock through the wall between the kitchen and the dining area.
屋主決定打通廚房和餐廳之間的隔間牆。
knock through the wall — standard phrasal pattern for wall removal
The family knocked the two spare bedrooms into one large room for the children.
這家人把兩間小臥室打通，變成一間給孩子住的大房間。
The builders knocked through to make the living room much bigger and brighter.
建築工人打通牆壁，讓客廳變得更大更明亮。
Isabela and Piotr knocked down the wall to create an open-plan kitchen.
Isabela 和 Piotr 拆掉了牆壁，打造了一個開放式廚房。
- knock through
- knock into
- knock down
- break through
less common but similar meaning
- open up
broader meaning that can include removing furniture, not just walls
文法句型
knock + through + room
knock + room + into + room
用法筆記
This sense is most common in British English. American English prefers 'break through' or 'open up' for the same idea.
6. to say unkind or critical things about someone or something, often in a way that
挑剔
不公正地批評或責備
to say unkind or critical things about someone or something, often in a way that is not fair or reasonable.
The critics knocked the film for having a weak plot and poorly developed characters.
影評人挑剔這部電影劇情薄弱、角色刻畫不佳。
knock + object + for + reason — criticism pattern
People are always knocking the city, but Linh thinks it is a lovely place.
大家老是挑剔這座城市，但 Linh 覺得這裡很不錯。
The manager knocked the team's performance even though they had tried their hardest.
經理挑剔了團隊的表現，儘管他們已經盡了全力。
Some parents knock the new school rules without really understanding the reasons behind them.
有些家長在不了解原因的情況下就挑剔學校的新規定。
- knock someone for something
- knock a plan
- knock a product
- praise
to express approval or admiration
文法句型
knock + object + for + reason
knock + object (person/thing)
用法筆記
Informal register. In formal or academic writing, prefer criticize, find fault with, or disparage.