wear out
US /wer aʊt/
UK /wer aʊt/

1.
磨损, 穿旧
to become unusable or ineffective due to long or heavy use
:
•
My favorite pair of jeans finally wore out.
我最喜欢的那条牛仔裤终于穿旧了。
•
The constant friction will wear out the machine parts.
持续的摩擦会磨损机器零件。
磨损, 穿旧
to become unusable or ineffective due to long or heavy use