knock

门窗at door/window

1.[i]敲；击to hit a door, etc. firmly in order to attract attention

击hit

2.[t][i]（常为无意地）碰，撞to hit sth, often by accident, with a short, hard blow

3.[t]把…撞击成（某种状态）to put sb/sth into a particular state by hitting them/it

4.[t]打掉；敲动；打破to hit sth so that it moves or breaks

5.[t]~ sth + adv./prep.打，凿（洞）to make a hole in sth by hitting it hard

心；膝盖of heart/knees

6.[i]（心）怦怦跳；（膝盖）打哆嗦if your heartknocks , it beats hard; if your kneesknock , they shake, for example from fear

批评criticize

8.[t](informal)~ sb/sth（不公平地）批评；贬责；挑剔；非难to criticize sb/sth, especially when it happens unfairly

Ill knock your block/head off!

（威胁要打人）我非揍你不可，我要揍扁你used to threaten sb that you will hit them

knock sb dead

使某人倾倒to impress sb very much

knock sb/sth into a cocked hat

远远胜过某人（或事物）；大大超过；使相形见绌to be very much better than sb/sth

knock it off!

别吵了；别烦人了used to tell sb to stop making a noise, annoying you, etc.

knock sb off their pedestal/perch

使某人丧失名位to make sb lose their position as sb/sth successful or admired

knock sth on the head

阻止某事发生；停止做某事to stop sth from happening; to stop doing sth

knock on wood

（表示希望继续走好运）used when you have just mentioned some way in which you have been lucky in the past, to avoid bringing bad luck

knock sb sideways

使某人惊讶得不知所措（或目瞪口呆）to surprise or shock sb so much that they are unable to react immediately

knock spots off sb/sth

远远胜过；大大超过；使相形见绌to be very much better than sb/sth

knock the stuffing out of sb

使某人丧失信心（或委靡不振）to make sb lose their confidence and enthusiasm

you could have knocked me down with a feather

（表示惊奇）used to express surprise

门窗at door/window

1.敲击声；敲门（或窗等）声the sound of sb hitting a door, window, etc. with their hand or with sth hard to attract attention

击hit

2.捶击；敲击；撞击a sharp blow from sth hard

take a (hard, nasty, etc.) knock

遭受（重大等）挫折；受到（沉重等）打击；受到（严重等）破坏to have an experience that makes sb/sth less confident or successful; to be damaged

1.敲,打,击;敲掉,去掉

2.使碰撞;撞倒;凿打(洞等)

3.〈英俚〉使震惊,给...强烈印象

4.〈美口〉找...岔子,对...挑剔,糟蹋

5.敲,打,击 (at; on)

6.碰,撞

7.(机器发生毛病)发出爆击声

8.〈美俚〉找岔子,说坏话

9.奔忙,忙乱

1.敲,打击;(狠狠)一击;敲门(声)

2.〈英俚〉(板球赛中的)盘,局,回合

3.(机器等发出的)爆(击)声,爆击

4.不幸;挫折;艰苦;困苦

5.〈美俚〉吹毛求疵,找碴儿

6.【无线】敲击信号

7.〈英俚〉拍卖时互相勾结压价的商人集团,有压价人捣鬼的拍卖

1.to hit something, causing damage or harm; to hit something and force it somewhere; to hit someone very hard, so that they fall or become unconscious; to hit a ball; to make a hole or space in something by hitting it many times

2.if an engine or machine knocks, it makes noises that show it is not working correctly

3.to criticize someone or something in a way that seems unfair

4.to hit a door with your hand or a knocker so that someone inside knows you are there

1.the sound of someone knocking on a door; a series of noises that an engine or machine makes when it is not working correctly

2.an injury or damage caused by being knocked; an instance of knocking someone or something

3.something bad or unpleasant that happens to someone