crack up

1. PHRASAL VERB (因精神压力大而)垮掉，崩溃
   If someone cracks 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。
2. PHRASAL VERB (使)大笑
   If you crack up or if someone or something cracks you up, 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。

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。
2. 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。
3. We all just cracked up laughing.
   我们都不禁哈哈大笑起来。
4. I kept a straight face as long as I could, but I finally had to crack up.
   我尽量板着面孔，但最后还是控制不住失声大笑起来。
5. Pressure of work caused John to crack up.
   工作压力使约翰身体垮了。
6. Fortune even took a crack at coming up with 11 features the Apple TV must have.
   《财富》杂志（Fortune）甚至尝试着列举了《苹果电视必备的11项功能》。
7. You'll crack up if you carry on working like this.
   你再这样干下去，身体会垮掉的。
8. As our researchers found that when people comes to their middle and old age, most of them can't have a high-quality sleep because their body diathesis decline and the physiological function slowly crack up.
   因为我们的科研人员发现，人到中老年，随着身体素质的下降和生理机能的渐衰，一般睡眠质量都不高。
9. But there was this perfect crack all the way up to the top.
   那儿一条岩缝刚好一直延伸到山顶。
10. 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。
11. 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。
12. If he doesn't rest he'll crack up soon.
    他要是不休息，他很快会垮掉的。
13. E.g.His jokes made her crack up.
    他的笑话让她大笑不止。
14. 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。
15. If John goes on working and worrying as he has been doing he's bound to crack up sooner or later.
    如果约翰照这样继续工作和忧虑下去，他的健康迟早一定会崩溃。
16. Family problems made him crack up.
    家庭问题弄得他精神崩溃了。
17. The comedian made his audience crack up with laughter.
    喜剧演员令他的观众笑得要命。
18. The damaged windshield began to crack up all over.
    破损的挡风玻璃开始全部裂开。
19. Little kids just crack me up with the things they say.
    小孩子们说的话真的让我捧腹不已。
20. It is unlikely that a crack squad set up in 2006 to investigate manipulated data will, or can, catch all offenders.
    2006年为调查人为操纵数据而组建的一个精锐小组，不太可能抓住所有违规者。
21. After normalized water storage of the reservoir, the bank slope's stress field changed farther and impelled the tension crack expanding further up and down, but the outward development trend was weakened.
    库区正常蓄水后，岸坡应力场进一步发生变化，促使拉裂缝进一步向下、向上发展，但向外发展的趋势减小。
22. The paper explores the main cause of concrete crack and comes up with the measures to control and deal with it according to concrete situation.
    文章对混凝土裂缝的主要成因进行了探讨，并针对具体情况提出了一些控制、处理措施。
23. The article instructs the reason and characteristics of ground floor engineering crack and brings up the measure of prevention and control from design construction etc and explains with the example of engineering
    文章阐述了地下室工程裂缝的产生原因及特征，从设计、施工等方面提出了预防及其控制措施，并通过工程实例予以说明
24. 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
25. 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。
26. The manganese sulfide inclusions to a different degree make the resistance curves of crack propagation move up or down, but there is not obvious influence on the slops of resistance curves of crack growth.
    不同程度的硫化锰夹杂使得裂纹扩展阻力曲线上下移动，而对阻力曲线的斜率无明显影响；
27. 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。
28. Numerical examples show that high brittleness index can improve the bearing capacity stability of the structure and the existence of crack set up in advance will increase the ductility of the structure, but it may result in the reduction of ultimate bearing capacity.
    数值计算表明：增加脆性指数可以提高结构的承载稳定性；初始预制缝可以增加结构延性但会降低极限承载力。
29. Expression for fatigue crack life is set up which takes energy of plastic deformation for crack propagation as the damage variable.
    建立以裂纹扩展塑性变形能为损伤变量的疲劳裂纹寿命表达式。

verb

1. laugh unrestrainedly

   Synonym:    break up

2. rhapsodize about

3. suffer a nervous breakdown

   Synonym:    crackcrock upbreak upcollapse