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
- 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。 - 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。 - 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。 - You'll crack up if you carry on working like this.
你再这样干下去，身体会垮掉的。 - 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。 - 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 - 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； - 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。 - 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。