crack up

英 [kræk ʌp]

美 [kræk ʌp]

（因精神压力大而）垮掉，崩溃; （使）大笑

柯林斯词典

PHRASAL VERB (因精神压力大而)垮掉，崩溃
If someonecracks up, they are under such a lot of emotional strain that they become mentally ill.
1. She would have cracked up if she hadn't allowed herself some fun.
  她若是没给自己找点乐趣的话，早就崩溃了。
PHRASAL VERB (使)大笑
If youcrack upor if someone or somethingcracksyouup, you laugh a lot.
1. She told stories that cracked me up and I swore to write them down so you could enjoy them too...
  她讲了几个令我捧腹大笑的故事，我一定要写下来，好让你也乐乐。
2. We all just cracked up laughing.
  我们都不禁哈哈大笑起来。

英英释义

verb

laugh unrestrainedly
Synonym:break up
rhapsodize about
suffer a nervous breakdown
Synonym:crackcrock upbreak upcollapse

双语例句

She told stories that cracked me up and I swore to write them down so you could enjoy them too
她讲了几个令我捧腹大笑的故事，我一定要写下来，好让你也乐乐。
You'll crack up if you carry on working like this.
你再这样干下去，身体会垮掉的。
Based on the investigation about crack instance in concrete pavement since it was open to traffic and used for several years, this paper analyzes the causation of crack, puts up some controlling measures, which has some referencing value to promote the quality of concrete pavement.
本文针对水泥混凝土路面在开放初期以及使用几年后出现裂缝情况的调查，分析产生裂缝的原因及其控制措施，对促进混凝土路面的修筑质量，具有一定的参考价值。
I'd crack up if there wasn't someone I could talk to.
如果找不到人谈谈心我会得神经病的。
Pressure of work caused John to crack up.
工作压力使约翰身体垮了。
The problem that aims at to carve the body structure wall body crack carried on a study, investigating the wall body crack output part and form, analyzing the reason of the wall body crack, tally up to prevent from the measure of the wall body crack.
提要针对砌体结构墙体裂缝的问题进行了探讨，调查了墙体裂缝产生的部位及形式，分析了墙体裂缝的成因，总结了防止墙体裂缝的措施。
She would have cracked up if she hadn't allowed herself some fun.
她若是没给自己找点乐趣的话，早就崩溃了。
Analysis of crack in the up slab of a building basement
某办公大楼地下室顶板裂缝分析
They won't crack up, no matter what you do.
哎呀，我知道了，无论你做什么，他都不会有反映的。
Cyril is going to crack up If he does not stop working so hard.
如果西里尔继续这样拼命工作，他会垮下来的。