wear out表示主动时：分wear sth. out（使某物用完、用坏或用尽）和wear sb. out（使某人疲惫、力竭或厌烦）两部分；如：
Horses used for long-distance riding tend to wear their shoes out more quickly.（用于长途跋涉的马更容易磨破铁掌。）
If something wears you out, it makes you feel extremely tired.（如果有什么东西把你累坏了，你会觉得非常累。）
wear out表示被动时：表状态，主语多为人；如：
The young people run around kicking a ball, wearing themselves out .（年轻人跑来跑去踢着球，把自己弄得精疲力竭。）
wear out
1、读音：英 [weə(r) aʊt] 美 [wer aʊt]
2、翻译：（使）磨损；（使）用坏；使精疲力竭；使疲乏；
3、重点词汇：wears穿；戴；佩戴； 蓄，留；流露，面带，呈现；
扩展资料：
近义词：wear away
1、读音：英 [weə(r) əˈweɪ] 美 [wer əˈweɪ]
2、翻译：（使）磨损；（使）磨薄；
3、例句：
It had a saddle with springs sticking out, which wore away the seat of my pants.（鞍座上的弹簧翘出来，把我裤子臀部那块磨破了。）
When two metal parts move over each other, they will wear away rapidly.（当二个金属部件互在其上运动时它们将迅速地磨损。）
Even if there is a sign in our heart, it can't be to wear away. （即使我们心里有一生不能磨灭的痕迹。）