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1·Nervous illness can stem from being treated inconsiderately in childhood.

怯场是因为小时候受到了轻率的对待所致。

2·The manager inconsiderately allowed the meeting to run well into the lunch hour.

经理为顾忌他人就迳自让会议进行到午餐时间。

3·The unexpected ruins plans. Perhaps the undertaking was superficially and inconsiderately designed: Risk of being blown out of proportion.

意外的破坏计划。或许这承诺是浅薄的轻率地计划：冒着被一阵风吹灭的比率的危险。

4·Betrothal gift can guarantee the wedding contract be fulfilled and avoid the man who gives the betrothal gift breaking his promise inconsiderately.

聘礼性质属于婚约合同定金，具有保证婚约履行、避免随意违约的作用。