wear out

柯林斯词典

1. PHRASAL VERB When something wears out or when you wear it out, it is used so much that it becomes thin or weak and unable to be used anymore. 用坏; 用尽
Every time she consulted her watch, she wondered if the batteries were wearing out. 每次看手表的时候，她都会想是不是电池没电了。
Horses used for long-distance riding tend to wear their shoes out more quickly. 用来作长途跋涉的马匹会很快就磨破铁掌。
2. PHRASAL VERB If something wears you out, it makes you feel extremely tired. 使筋疲力尽[非正式]
The past few days had really worn him out. 过去几天真让他筋疲力尽了。
The young people run around kicking a ball, wearing themselves out. 这些年轻人四处跑动踢球，把自己弄得筋疲力尽。
3. →see also worn out