crack-up
n. （精神的）崩溃，瓦解；（飞机等）撞碎；（身体的）衰退
同义词
参考例子
1.Do you think a person can crack-up from too much responsibility?
你认为一个人会由于过多的责任而精神崩溃吗？
2.A, Do you think a person can crack-up from too much responsibility?
你认为一个人有太多的责任心能精神崩溃吗？
3.The fluctuation of terms of trade mainly result form the crack-up of tea and silk and other agricultural product trade.
贸易条件的变动主要是由贸易结构的变化引起的，茶叶和生丝等农产品贸易的衰弱是造成贸易条件下降的主要原因。
英文解释
n.
1.a mental or physical breakdown
2.suffer a nervous breakdown
3.rhapsodize about
4.laugh unrestrainedly
网络释义
crack-up
撞碎; 崩溃; 释义：飞机坠毁,失事毁机(口语);
crack-up neurasthenic
神经衰弱;
Reasons analysis an prevention of architectural bricking-up crack
建筑砖砌体裂缝成因分析与防治;