impulse sound level meter

例句：

1. 1. He felt an intense urge to gofor a run after breakfast.
   他早餐后感到强烈的冲动想要去跑步。
2. 2. The decisionwas made impulsively without muchthought.
   这个决定是仓促决定的，没有太多思考。
3. 3. She had the impulse to helphim out of his troubles.
   她有冲动去帮助他摆脱困境。