| 释义 |
*crack¹ /kræk; kræk/
v
1 [I,T] if something cracks, or if you crack it, it starts to break so that a line appears on its surface （使）破裂; （使）裂开:
The ice was starting to crack. 冰开始破裂。
2 [T] to break the shell of an egg or nut 打开; 砸开〔鸡蛋或坚果的壳〕
3 [T] informal to find the answer to a difficult problem 【非正式】 解决〔难题〕:
Yes! I've finally cracked it! 是的！ 我终于解决了那个问题！
4 [I,T] to accidentally hit part of your body against a hard surface （使）〔身体某一部分意外地〕撞上〔坚硬的表面〕:
crack sth on/against sth She fell and cracked her head on the step. 她摔倒了，头撞到了梯级上。
5 crack a joke informal to tell a joke 【非正式】 讲笑话
6 [I] to become unable to deal with a situation because there is too much pressure on you 〔由于压力太大而〕失去控制，崩溃:
She was beginning to crack under the strain of trying to do two jobs. 在要做两份工作的压力下，她开始崩溃。
7 get cracking BrE spoken to start doing something or going somewhere as quickly as possible 【英口】尽快地开始〔做某事或去某地〕:
It's late, we'd better get cracking. 时间不早了，我们最好快点出发。
8 [I,T] to make a sudden short noise, or to make something do this （使）发爆裂声:
He cracked his knuckles. 他使指关节发出劈啪声。
crack downto begin dealing with bad or illegal behaviour very strictly 〔对不良或违法行为〕采取严厉措施; 制裁; 镇压:
+ on The government plans to crack down on child pornography on the Internet. 政府打算对互联网上的儿童色情作品采取严厉措施。
crack up
informal 【非正式】
1 [I] to become mentally ill because you have a lot of problems 〔精神上由于压力而〕失控; 垮掉:
I'm worried about Lisa — I think she's cracking up. 我担心莉萨 — 我想她快崩溃了。
2 not all it's cracked up to be not as good as people think 不如人们所想的那样好:
Life as a model isn't all it's cracked up to be. 模特儿生涯没有人们想的那样好。
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