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.- 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。
- She would have cracked up if she hadn't allowed herself some fun.
- PHRASAL VERB (使)大笑
If youcrack upor if someone or somethingcracksyouup, you laugh a lot.- 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。 - We all just cracked up laughing.
我们都不禁哈哈大笑起来。
- She told stories that cracked me up and I swore to write them down so you could enjoy them too...
英英释义
verb
- laugh unrestrainedly
- rhapsodize about
- suffer a nervous breakdown
双语例句
- 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。 - 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。 - 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》。 - If he doesn't rest he'll crack up soon.
他要是不休息，他很快会垮掉的。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。