peter out

1. 逐渐减少; 逐渐消耗

The car engine just petered out after ten years of hard driving.

结结实实开了十年之后, 那部车的引擎渐渐耗损了。

Seeing no future in it, his interest in the job petered out.

因为看不出有什么前途, 他对那件工作的兴趣就日渐低落。

The storm is petering out.

暴风雨正渐渐平息。