cracks
- n.裂纹;裂缝;缝隙;(突然的)爆裂声，噼啪声;狭缝;窄缝
- v.断裂;破裂;裂开;打碎;砸开;猛击;砸碎;破开;重击
- crack的第三人称单数和复数
crackscracks
VERB USES 动词用法
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1
V-ERG (使)破裂;(使)裂开;(使)断裂
If something hard cracks, or if you crack it, it becomes slightly damaged, with lines appearing on its surface.A gas main had cracked under my neighbour's garage and gas had seeped into our homes...
邻居车库下面的煤气总管裂开了，煤气渗入了我们家。
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2
V-ERG (使)发出爆裂声;(使)噼啪作响
If something cracks, or if you crack it, it makes a sharp sound like the sound of a piece of wood breaking.Thunder cracked in the sky...
空中雷声咔嚓作响。
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3
VERB 重击;猛击
If you crack a hard part of your body, such as your knee or your head, you hurt it by accidentally hitting it hard against something.He cracked his head on the pavement and was knocked cold.
他一头撞到人行道上，不省人事了。
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4
VERB 打破;砸开;砸碎
When you crack something that has a shell, such as an egg or a nut, you break the shell in order to reach the inside part.Crack the eggs into a bowl.
把鸡蛋打在一个碗中。
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5
VERB (尤指经过反复思考)找到…的解决办法，破译(密码)
If you crack a problem or a code, you solve it, especially after a lot of thought.He has finally cracked the system after years of painstaking research.
经过多年的努力研究，他终于找到了破解这个系统的办法。
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6
VERB (因压力大而)失控，崩溃，瓦解
If someone cracks, they lose control of their emotions or actions because they are under a lot of pressure.She's calm and strong, and she is just not going to crack...
她镇定而且坚强，绝不会垮掉。
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7
VERB (因感情强烈而嗓音)变嘶哑，变沙哑
If your voice cracks when you are speaking or singing, it changes in pitch because you are feeling a strong emotion.Her voice cracked and she began to cry.
她的声音变得沙哑，继而哭了起来。
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8
VERB 说(笑话);开(玩笑)
If you crack a joke, you tell it.He cracked jokes and talked about beer and girls.
他爱说笑话，喜欢谈论啤酒和姑娘。
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9
See also:cracked;cracking -
10
PHRASE 不如别人说的那么好
If you say that something is not all it's cracked up to be, you mean that it is not as good as other people have said it is.Package holidays are not always all they're cracked up to be.
全包旅游并不总像人们说的那么好。
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You've just got to crack on, whatever the problems are.
不管有什么问题，你都得抓紧时间努力干。
NOUN AND ADJECTIVE USES 名词和形容词用法
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1
N-COUNT 缝隙;狭缝;窄缝
A crack is a very narrow gap between two things, or between two parts of a thing.Kathryn had seen him through a crack in the curtains.
凯瑟琳透过窗帘缝看见了他。
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2
N-SING (门或窗户打开的)缝隙，窄缝
If you open something such as a door, window, or curtain a crack, you open it only a small amount.He went to the door, opened it a crack, and listened.
他朝门走去，打开一条门缝听着。
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3
N-COUNT 裂纹;裂缝
A crack is a line that appears on the surface of something when it is slightly damaged.The plate had a crack in it...
盘子上有一道裂纹。
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4
N-COUNT; SOUND 爆裂声;噼啪声
A crack is a sharp sound, like the sound of a piece of wood breaking.Suddenly there was a loud crack and glass flew into the car...
突然发出一声巨大的爆裂声，玻璃碎片飞进了车里。
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5
N-SING 尝试;试图
If you have or take a crack at something, you make an attempt to do or achieve something.I should love to have a crack at the Olympia title in my last year...
我非常愿意在我职业生涯的最后一年向奥林匹亚大赛冠军头衔发起冲击。
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6
N-COUNT (略显粗鲁或刻薄的)笑话，俏皮话
A crack is a slightly rude or cruel joke.When Paul made the crack about the 'famous girl detective', I began to suspect that he had it in for you.
当保罗挖苦你是“著名的女侦探”时，我开始怀疑他是不是故意刁难你。
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7
N-UNCOUNT 强效可卡因;强力古柯碱
Crack is a very pure form of the drug cocaine.See also:crack cocaine
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8
ADJ-GRADED (士兵或运动员)训练有素的，一流的
A crack soldier or sportsman is highly trained and very skilful....a crack undercover police officer...
训练有素的便衣警察
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9
See also:craic -
10
PHRASE 黎明;破晓;清晨
If you say that someone does something at the crack of dawn, you are emphasizing that they do it very early in the morning.I often start work at the crack of dawn when there is a big order to get out.
有大笔订单要处理时，我经常会清晨便开始工作。
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11
PHRASE 掩盖错误
If you paper over the cracks, you try to hide all the things that are wrong with something.The meeting was stormy, and the two sides managed only to paper over the cracks on some issues.
会议很激烈，但双方只是在试图掩盖某些问题上的错误。
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12
PHRASE 合理的机会;均等的机会
If you get a fair crack of the whip, you are allowed a reasonable opportunity to succeed at something.None of them is expecting any favours, just a fair crack of the whip.
他们谁也不期望受到任何特殊照顾，只希望机会均等。
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Study on the problem of periodic open type parallel cracks
周期张开型平行裂纹问题研究
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An Analysis for Cracks in Orthotropic Composite Materials Using Boundary Element Method
正交各向异性复合材料中裂纹问题的边界元法分析
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The cracks in the government 's economic policy are already beginning to show .
政府经济政策中的失误已开始显露出来。
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She hopes to have another crack at the world record this year .
她希望今年再一次冲击世界纪录。
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A number of thin cracks appeared in the wall .
墙上出现了许多细裂缝。
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He made a very unfair crack about her looks .
他开玩笑地损了一下她的长相，言语很是刻薄。
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He was struck with a smart crack on the head .
他头上突然被猛击了一下。
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If we crack on with the painting we should finish it today .
只要我们拼命干，今天应该就能刷完漆。
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She fell over and got a nasty crack on the head .
她跌倒了，脑袋重重地磕了一下。
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Water seeped from a crack in the pipe .
水从管道的一个裂缝中渗出。
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This cup has a crack in it .
这杯子有一道裂痕。
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Cracks began to appear in the walls .
墙壁开始出现裂缝了。
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Living in this goldfish bowl of publicity would crack the strongest marriage .
生活在这种全无隐私可言的环境之下，最牢固的婚姻也会破裂。
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The door opened a crack .
门开了一条缝。
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He 's a crack shot .
他是个神枪手。
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He hammered the wedge into the crack in the stone .
他用锤子把楔子砸入石缝里。
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Where 's the crack tonight ?
今晚去哪里逍遥？
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Gill 's so funny , she just cracks me up .
吉尔滑稽极了，逗得我哈哈大笑。
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Her veneer of politeness began to crack .
她那彬彬有礼的伪装开始露馅儿了。
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Crack is a highly potent and addictive derivative of cocaine .
强效纯可卡因是一种药效极强、容易使人上瘾的可卡因制剂。
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In severe cases , the skin can crack and weep .
在恶劣的条件下，皮肤可能会开裂并流脓。
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There was a deep crack in the ceiling above him .
在他头顶的天花板上有一道很深的裂缝。
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These days all sorts of people were up at the crack of dawn
这些天所有人都一大早就起来。
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She 's calm and strong , and she is just not going to crack
她镇定而且坚强，绝不会垮掉。
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The plate had a crack in it
盘子上有一道裂纹。
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Getting out there is in many ways the hardest nut to crack .
从很多方面来说，出去交际是最难以做到的事了。
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He is said to be a crack shot , despite weak vision in one eye .
尽管一只眼视力较弱，他仍被称为神枪手。
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Suddenly there was a loud crack and glass flew into the car
突然发出一声巨大的爆裂声，玻璃碎片飞进了车里。
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They would look out through the cracks of their weather-beaten door .
他们会透过那扇经受风吹日晒的老木门的缝隙向外张望。
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I often start work at the crack of dawn when there is a big order to get out .
有大笔订单要处理时，我经常会清晨便开始工作。