wear down
US /wer daʊn/
UK /wer daʊn/

短语动词
1.
2.
磨损, 消磨
to make something gradually disappear or become thinner or weaker by continuous use or rubbing
示例:
•
The constant friction will eventually wear down the brake pads.
持续的摩擦最终会磨损刹车片。
•
The river has worn down the rocks over centuries.
几个世纪以来,河流已经磨损了岩石。
在 Lingoland 学习这个单词