knock

knock 基本解释

v.  敲; 击; (常为无意地)碰，撞; 把…撞击成(某种状态)
n.  敲击声; 敲门(或窗等)声; 捶击; 敲击; 撞击

knock 词性变化

过去式：knocked过去分词：knocked现在分词：knocking复数：knocks第三人称单数：knocks

中考高考CET4考研

knock 词组短语

• anti-knock
• anti-knock blend
• anti-knock effect
• anti-knock quality
• anti-knock rating
• anti-knock substance
• piston knock
• pericardial knock
• knock-knee
• knock-out drops

knock 详细解释

verb

门窗 at door/window

1. 敲；击
   to hit a door, etc. firmly in order to attract attention
   1. He knocked three times and waited.
      他敲了三下门就等着。
   2. Somebody was knocking on the window.
      有人在敲窗户。

击 hit

2. （常为无意地）碰，撞
   to hit sth, often by accident, with a short, hard blow
   1. Be careful you don't knock your head on this low beam.
      小心，别把头撞在这矮梁上。
   2. Her hand knocked against the glass.
      她的手碰了玻璃杯。
3. 把…撞击成（某种状态）
   to put sb/sth into a particular state by hitting them/it
   1. The blow knocked me flat.
      那一拳把我打倒在地。
   2. He was knocked senseless by the blow.
      他被一拳打得不省人事。
   3. She knocked my drink flying.
      她把我的饮料打翻了。
   4. The two rooms had been knocked into one (= the wall between them had been knocked down) .
      那两间屋子打通了，成为一间屋。
4. 打掉；敲动；打破
   to hit sth so that it moves or breaks
   1. He'd knocked over a glass of water.
      他打翻了一杯水。
   2. I knocked the nail into the wall.
      我把钉子钉进墙里。
   3. They had to knock the door down to get in.
      他们不得不破门而入。
   4. The boys were knocking (= kicking) a ball around in the back yard.
      男孩们在后院踢球玩儿。
   5. The criticism had knocked (= damaged) her self-esteem.
      这一批评伤了她的自尊心。
5. 打，凿（洞）
   to make a hole in sth by hitting it hard
   1. They managed to knock a hole in the wall.
      他们设法在墙上凿了个洞。

心；膝盖 of heart/knees

6. （心）怦怦跳；（膝盖）打哆嗦
   if your heart knocks , it beats hard; if your knees knock , they shake, for example from fear
   1. My heart was knocking wildly.
      我的心怦怦直跳。

发动机；管子 of engine/pipes

7. （尤指因故障）发碰撞声，嘭嘭作响
   to make a regular sound of metal hitting metal, especially because there is sth wrong

批评 criticize

8. （不公平地）批评；贬责；挑剔；非难
   to criticize sb/sth, especially when it happens unfairly
   1. The newspapers are always knocking the England team.
      报纸总是攻击英格兰队。
   2. ‘Plastics?’ ‘ Don't knock it ─there's a great future in plastics.’
      “塑料？”“别说它不好——塑料的前景大着呢。”

noun

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
   1. There was a knock on/at the door.
      有敲门声。

击 hit

2. 捶击；敲击；撞击
   a sharp blow from sth hard
   1. He got a nasty knock on the head.
      他头部遭到重重一击。

knock 同义词辨析

  strikebeathitknock【导航词义：击打】

  strike v. 打，击

〔辨析〕较正式用词，指迅速或突然地用力一击或敲击，可以是有意的，也可以是无意的。

  beat v. 连续击打，击败

〔辨析〕普通用词，指用手或器械连续击打，也指在游戏、竞赛或战争中战胜对手。

  hit v. 打，打击

〔辨析〕普通用词，指有目标地猛击，强调用力击中；引申指在精神、经济等方面予以打击。

  knock v. 敲，击，打

〔辨析〕指用拳头或器械猛敲、猛打，强调非常用力。

  tapknockrap【导航词义：敲打】

  tap v. 轻拍，轻敲

〔辨析〕指用手指等轻叩、轻拍或轻敲，意在引人注意，或表示爱抚等情感。

  knock v. 敲击，敲打

〔辨析〕指用手掌、拳头或硬物用力敲打，以引起他人的注意或重视。

  rap v. 轻敲，拍击

〔辨析〕指用指关节、笔等快速轻敲或急拍，意在引人注意或表示某种情感。

knock 短语动词

knock 短语用例

knock around…

1. 漫游
   to travel and live in various places
2. （表示某物在一个地方但不知确切位置）
   used to say that sth is in a place but you do not know exactly where
   1. He knocked three times and waited.
      他敲了三下门就等着。
   2. Somebody was knocking on the window.
      有人在敲窗户。

knock around with sb/together

1. 常与某人交往（或做伴）
   to spend a lot of time with sb/together
   1. Be careful you don't knock your head on this low beam.
      小心，别把头撞在这矮梁上。
   2. Her hand knocked against the glass.
      她的手碰了玻璃杯。

knock sb/sth around

1. 接连敲击某人（物）；粗暴对待
   to hit sb/sth repeatedly; to treat sb/sth roughly
   1. He'd knocked over a glass of water.
      他打翻了一杯水。
   2. I knocked the nail into the wall.
      我把钉子钉进墙里。
   3. They had to knock the door down to get in.
      他们不得不破门而入。
   4. The boys were knocking (= kicking) a ball around in the back yard.
      男孩们在后院踢球玩儿。
   5. The criticism had knocked (= damaged) her self-esteem.
      这一批评伤了她的自尊心。

knock sb back

1. 阻碍，妨碍（某人取得成果或进步，尤指以回绝方式）
   to prevent sb from achieving sth or making progress, especially by rejecting them or sth that they suggest or ask
2. 使某人大吃一惊（或感到惊讶）
   to surprise or shock sb
   1. My heart was knocking wildly.
      我的心怦怦直跳。

knock sb back sth

1. 用掉某人一大笔钱
   to cost sb a lot of money

knock sth↔back

1. 很快喝掉（酒等）
   to drink sth quickly, especially an alcoholic drink
   1. The newspapers are always knocking the England team.
      报纸总是攻击英格兰队。
   2. ‘Plastics?’ ‘ Don't knock it ─there's a great future in plastics.’
      “塑料？”“别说它不好——塑料的前景大着呢。”

knock sb down (from sth) (to sth)

1. 说服…降价；使降价；杀价
   to persuade sb to reduce the price of sth

knock sb↔down/over

1. 打倒（或击倒、撞倒）某人
   to hit sb and make them fall to the ground

knock sth↔down

1. 推倒（或拆掉、拆毁）建筑物
   to destroy a building by breaking its walls

knock sth↔down (from sth) (to sth)

1. 减价；降价
   to reduce the price of sth

knock off

knock off sth

1. 停止某事；中断某事；（尤指）下班，收工
   to stop doing sth, especially work

knock sb↔off

1. 杀死（或干掉、除掉、结果）某人
   to murder sb

knock sth↔off

1. 迅速而轻松地完成
   to complete sth quickly and without much effort
2. 偷东西；抢劫某处
   to steal sth; to steal from a place

knock sth↔off

knock sth↔off sth

1. 降价；减价；使贬值
   to reduce the price or value of sth

knock sb↔out

1. 使入睡；使昏睡；使不省人事
   to make sb fall asleep or become unconscious
2. 击败对手
   to hit an opponent so that they cannot get up within a limited time and therefore lose the fight
3. 使大吃一惊；使倾倒；给某人留下深刻印象
   to surprise and impress sb very much

knock sb/yourself out

1. 使筋疲力尽；使疲惫不堪
   to make sb/yourself very tired

knock sb↔out (of sth)

1. 把…淘汰出（比赛）
   to defeat sb so that they cannot continue competing

knock sth↔out

1. 完成；快速而轻易地做成
   to produce sth, especially quickly and easily

knock sb↔over

knock sb↔over

knock sth↔together

1. 草草做成；匆匆拼凑成
   to make or complete sth quickly and often not very well
2. 把两间屋（或两座建筑物）打通
   to make two rooms or buildings into one by removing the wall between them

knock up

1. 赛前练习
   to practise for a short time before the start of a game

knock sb↔up

1. 敲门唤醒某人
   to wake sb by knocking on their door
2. 使怀孕
   to make a woman pregnant

knock sth↔up

1. 迅速准备好；快速并轻易做成
   to prepare or make sth quickly and without much effort

knock 习惯用语

v.

I'll 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
  1. You look fabulous─you'll knock 'em dead tonight.
     你看上去漂亮极了——今晚肯定把他们迷倒。

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
  1. The recession knocked on the head any idea of expanding the company.
     经济衰退使扩展公司的任何想法都化为泡影。

knock on wood

knock on wood

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

• 远远胜过某人（事物）；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

beat/knock the (living) daylights out of sb

• 把某人狠揍一顿
  to hit sb very hard several times and hurt them very much

bang/knock your/their heads together

• 强行制止人们争吵并使之恢复理智
  to force people to stop arguing and behave in a sensible way

beat/kick (the) hell out of sb/sth

knock hell out of sb/sth

• 猛击；狠打
  to hit sb/sth very hard
  1. He was a dirty player and loved to kick hell out of the opposition.
     他是个不讲体育道德的球员，喜欢猛力冲撞对方。

knock/talk some sense into sb

• 开导某人别干傻事；强使某人理智行事
  to try and persuade sb to stop behaving in a stupid way, sometimes using rough or violent methods

get/knock/lick sb into shape

• 把某人培养成材（或训练出来）
  to train sb so that they do a particular job, task, etc. well

hit/knock sb for six

• 极大地影响某人
  to affect sb very deeply

blow/knock sb's socks off

• 使某人万分惊愕；给某人留下深刻印象
  to surprise or impress sb very much

n.

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

knock 双语例句

1. 1、 They came into the front hall, stamping their boots and jumping up and down to knock the snow off
   他们进入了前厅，跺着靴子，蹦跳着抖掉身上的雪。
2. 2、 She went directly to Simon's apartment and knocked on the door
   她直奔西蒙的房间，敲了敲门。
3. 3、 knock at my window at eight o'clock and I'll be ready
   8点钟敲我的窗，我会准备好的。
4. 4、 He knocked before going in.
   他进去前先敲了敲门。
5. 5、 She accidentally knocked the tea tin off the shelf
   她不小心把架子上的茶叶罐碰了下来。
6. 6、 The baby was knocked from his father's arms
   婴儿被从他父亲的怀中撞落。
7. 7、 Isabel rose so abruptly that she knocked down her chair
   伊莎贝尔起得太急了，以致碰倒了她坐的椅子。
8. 8、 Buckets of roses had been knocked over.
   一桶桶的玫瑰被撞翻在地。
9. 9、 They decided to knock the two rooms into one
   他们决定把两间屋子打通连成一间。
10. 10、 The spacious kitchen was achieved by knocking together three small rooms.
    这个宽敞的厨房是由3个小屋子打通连成的。
11. 11、 The third wave was so strong it knocked me backwards
    第3波浪太大了，把我打了回去。
12. 12、 They were knocked to the ground and robbed of their wallets
    他们被打倒在地并被抢走了钱包。
13. 13、 Someone had knocked him unconscious.
    有人把他打昏了。
14. 14、 The stories of his links with the actress had knocked the fun out of him
    有关他与那位女演员有关系的传闻使他很不开心。
15. 15、 Those people hurt me and knocked my confidence.
    那些人既伤害了我的身体又打击了我的自信心。
16. 16、 His old truck, knocking and smoking, pulled down the road and out of sight.
    他那辆旧卡车一边冒着烟一边哐里哐啷地沿路向前驶去，直到驶出了视线。
17. 17、 I'm not knocking them: if they want to do it, it's up to them
    我不是批评他们：想不想做那件事取决于他们。
18. 18、 Never knock charter flights; they are opening up the world for budget-conscious travellers.
    绝不要挑剔包机航班；他们使精打细算的乘客能够去往世界各地。
19. 19、 What they said was a real knock to my self-confidence
    他们的话是对我自信心的一次重大打击。
20. 20、 The art market has suffered some severe knocks during the past two years.
    在过去的两年间，艺术品市场遭受了严重的打击。
21. 21、 Glamorous make-up is best reserved for days when you want to go all out to knock 'em dead.
    魅惑彩妆最好留到你竭力想把所有人都迷倒的时候。
22. 22、 Will you just knock it off!
    别闹了！
23. 23、 If I get this report finished I'll knock off early
    如果我写完这篇报告，我就会早点下班。
24. 24、 Any water-skiing enthusiast can knock up a pair of skis in a few hours.
    任何一个滑水爱好者都能在几小时内做成一副滑水橇。
25. 25、 There was a light knock at the door.
    有人在轻轻地敲门。
26. 26、 There had been a knock at the door and when she opened it she locked herself out
    外面有敲门声，她去开门，结果把自己反锁在了外面。
27. 27、 To his relief a loud knock on the door spared him from giving an explanation
    一声重重的敲门声让他松了一口气，他可以不用解释了。
28. 28、 Look out! Don't knock the stool over.
    哎，别把凳子碰倒了！
29. 29、 It's time to knock off.
    该收工了。
30. 30、 Can you knock this nail into the wood?
    你能把这钉子敲进木头里去吗？