break up, break down,break in,break out,break into,break through...答:1. He was breaking up under the strain.他劳累过度,身体逐渐衰弱。2. The Government has broken up the large private estates.政府把大片的私人地产分割开。break down:vt. 打破(减轻,坍塌,彻底失败,精神不支,中止,把分解)例句与用法:1. Her health broke down under the pressure of work....