knock

英[nɒk]美[nɑːk]

v.敲，碰，打通，把…撞击成（某个状态），打破，（心）怦怦跳，（膝盖）打哆嗦，发碰撞声，批评，打球；

n.敲击声，撞击；

复数：knocks;

第三人称单数：knocks;

过去式：knocked;

过去分词：knocked;

现在分词：knocking;

例句

Can't you knock some sense into that stupid boy's head?难道你不能下下工夫让那个笨孩子开窍?

It takes more skill than it looks to knock the ball into the hole.要把球打进洞里看起来算不了什么, 其实很需要技术。

Can you knock this nail into the wood?你能把这钉子钉进木头里吗?

There was a low protecting wall to knock down the heat blasting from the pit of the furnace.有一堵低矮的护壁挡住从炉膛里喷出的火焰。

She does not want to knock down his self-esteem.她不想挫他的自尊。

He wanted to knock down a bank.他想抢劫银行。

A clever lawyer can knock down 40, 000 dollars in a good year.如果碰上好运气, 一个精明的律师一年就能赚四万美元。

The price was knocked down to ￡3. Perhaps he'll knock the price down a little if the glass is broken.价格降到了三英镑。如果玻璃有破损, 或许他还会再降点儿。

Knock down the machine before shipping.在装运前把机器拆卸开来。

I don't like the children playing in this room, for fear they knock the furniture about.我不喜欢孩子们在这间房子里玩, 因为怕他们把家具打坏了。

同义词

vt.

knock的同义词之：敲,击,打;猛击

punchhitbeatjabhammerrapbangstrikepound

knock的同义词之：其他释义

clubthumpsmashthrashwallophitcloutpunchswatcriticizebangjabhammerrapbeatstrikepound

同义词解析

以下这些动词均有"敲，击" 的意思

knock：指用拳头或其它器械猛敲或猛打；也指用手轻敲某物。

tap：多指慢慢地连续地轻击或轻拍。

rap：指用手指或木棒等快速地轻敲或急拍。

pat：指用手轻拍以示同情、赞同或爱抚。

词组

knock around 或 knock about

To be rough or brutal with; maltreat.虐待：粗暴或残忍地对待；虐待To wander from place to place游历：从一个地方漫游到另一个地方&I{Informal} To discuss or consider【非正式用语】 讨论，思考

knock back 【非正式用语】

To gulp (an alcoholic drink).喝下（酒精饮料）

knock down

To bring to the ground with a blow; topple.击倒在地：用一击打倒在地；使倒下To disassemble into parts, as for storage or shipping.拆卸：为了储藏或运输而拆卸成几部份To declare sold at an auction, as by striking a blow with a gavel.敲槌宣布卖出：在拍卖会上宣布货物卖出，比如用木槌敲击来宣布&I{Informal} To reduce, as in price【非正式用语】 削减价格等&I{Slang} To receive as wages; earn&I{【俚语】} 收到（工资）；赚

knock off

&I{Informal}停止工作&I{Informal} To complete, accomplish, or dispose of hastily or easily; finish【非正式用语】 仓促写出，即席作成：仓促或轻易地完成、做完或处理；结束&I{Informal} To get rid of; eliminate【非正式用语】 除掉；消除&I{Slang} To kill or overcome.&I{【俚语】} 杀，战胜&I{Slang} To hold up or rob&I{【俚语】} 持*抢劫，拦路抢劫&I{Informal} To copy or imitate, especially without permission【非正式用语】 翻印：复印或模仿，尤指在未经允许的情况下

knock out

To render unconscious.使昏迷不醒&I{Sports} To defeat (a boxing opponent) by a knockout.&I{【体育运动】} 击倒对手：通过击到对方而击败（拳击比赛中的对手）To render useless or inoperative使无用，使失去效能&I{Informal} To exert or exhaust (oneself or another) to the utmost【非正式用语】 尽心尽力：*大程度地努力或用尽（自己或别人的）力量

knock together

To make or assemble quickly or carelessly.仓促完成：很快或粗粗地制作或拼凑

knock up

&I{Slang} To make pregnant.&I{【俚语】} 使怀孕&I{Chiefly British} To wake up or summon, as by knocking at the door.&I{【多用于英国】} 敲门叫醒或召唤&I{Chiefly British} To wear out; exhaust.&I{【多用于英国】} 用尽力气；精疲力竭

knock someone's block off

(informal)hit someone very hard in anger(非正式)愤怒猛打

knock the bottom out of

knock someone dead

(informal)greatly impress someone(非正式)给某人留下深刻印象

knock someone for six

knock people's heads together

knock something into a cocked hat

knock someone into the middle of next week

(informal)hit someone very hard(非正式)对某人猛打

英语四级真题

Office managers knock down walls to encourage team building.

出自-2017年6月阅读原文

He knocked down several mailboxes.

出自-2013年12月听力原文

Finally, on June 7, McLaughlin once again demonstrated his carelessness by knocking down several mailboxes near the edge of the company's parking lot.

出自-2013年12月听力原文

In 2014 City Hall developed a plan to knock down the building and replace it with affordable housing.

2018年12月四级真题（第一套）听力 Section A

In fact, the camera could be the thing that proves that they didn't steal the $20 dollars, or knock the vase off the table.

2018年12月四级真题（第二套）阅读 Section C

柯林斯高阶英汉双解学习词典释义

VERB

敲；击

If you knock on something such as a door or window, you hit it, usually several times, to attract someone's attention.

例句

She went directly to Simon's apartment and knocked on the door...她直奔西蒙的房间，敲了敲门。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。

VERB

碰，撞；（尤指）碰倒，撞倒，敲动

If you knock something, you touch or hit it roughly, especially so that it falls or moves.

例句

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。The baby was knocked from his father's arms...婴儿被从他父亲的怀中撞落。

VERB

打通（房间或建筑）

If someone knocks two rooms or buildings into one, or knocks them together, they make them form one room or building by removing a wall.

例句

They decided to knock the two rooms into one...他们决定把两间屋子打通连成一间。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。

VERB

把…撞击到（某个位置）；把…打成（某种状态）

To knock someone into a particular position or condition means to hit them very hard so that they fall over or become unconscious.

例句

The third wave was so strong it knocked me backwards...第3波浪太大了，把我打了回去。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。

VERB

使失去（某种品质或特征）

To knock a particular quality or characteristic out of someone means to make them lose it.

例句

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。When they first joined for training many were starry eyed about just sailing around the world. We soon knocked that out of them...在他们参加培训之初，很多人还只是对环球航行抱有天真的想法。我们很快便使他们消除了那种想法。

VERB

发碰撞声；砰砰作响

If something knocks, it makes a repeated sharp banging noise.

例句

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。

VERB

批评；贬责；挑剔；非难

If you knock something or someone, you criticize them and say unpleasant things about them.

例句

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。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。

N-COUNT

打击

If someone receives a knock, they have an unpleasant experience which prevents them from achieving something or which causes them to change their attitudes or plans.

例句

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。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。

PHRASE

（尤指以相貌）给…留下深刻印象，使…倾倒

To knock them dead means to impress people a great deal, especially with your appearance.

例句

Glamorous make-up is best reserved for days when you want to go all out to knock 'em dead.魅惑彩妆*好留到你竭力想把所有人都迷倒的时候。

PHRASE

停止干扰;打住

If you tell someone to knock it off, you are telling them to stop doing something that is annoying you.

例句

Will you just knock it off!别闹了！

英汉词典释义

n.

短促的敲打(声)

When he heard the knock, he ceased writing.当他听到敲门声, 就停下来不写了。

爆震声

敲击声；敲门（或窗等）声

vt. & vi.

敲, 击, 打

Please knock before entering.进来前先敲门。The children were knocking the bottom of the box.孩子们在敲箱子底。

vt.

批评, 数落, 非难

The newspapers are too fond of knocking the team.报纸专爱挖苦那个队。

把…撞击成（某种状态）

（心）怦怦跳；（膝盖）打哆嗦

（尤指因故障）发碰撞声，嘭嘭作响

打，凿（洞）

英英词典释义

Noun

1. the sound of knocking (as on a door or in an engine or bearing);

"the knocking grew louder"

2. negative criticism

3. a vigorous blow;

"the sudden knock floored him""he took a bash right in his face""he got a bang on the head"

4. a bad experience;

"the school of hard knocks"

5. the act of hitting vigorously;

"he gave the table a whack"

Verb

1. deliver a sharp blow or push :"He knocked the glass clear across the room"

2. rap with the knuckles;

"knock on the door"

3. knock against with force or violence;

"My car bumped into the tree"

4. make light, repeated taps on a surface;

"he was tapping his fingers on the table impatiently"

5. sound like a car engine that is firing too early;

"the car pinged when I put in low-octane gasoline""The car pinked when the ignition was too far retarded"

6. find fault with; express criticism of; point out real or perceived flaws;

"The paper criticized the new movie""Don't knock the food--it's free"

行业词典

体育： 击；打；撞；盘；回合；轻敲桌面；打教练球；扣球练习；击打；

医学： 敲击，叩音：叩击坚硬表面时的声音；

物理学： 敲出反应, knock-out reaction；

船舶： 敲缸, 气缸内压力升高率太大时出现金属敲击声的现象。；

铁道： 敲缸；