wear down,wear out,wear off的区别是意思的不同。
三个短语意思各不相同, 必须记住每个词的意思来使用。在用法句型上是没多大区别的。
1、wear down
磨损, 用坏: 以不断的压力或阻力使其磨损或坏掉。
例: wear down their teeth
--磨损他们的牙齿
2、wear out
a. 用坏
例: wear out the clothes
--穿坏了的衣服
b. 使耗尽；使疲惫
例: wear you out
--使你累坏了
3、wear off
逐渐消失: 效果逐渐减弱。
例: effect wears off
--效果减弱
扩展资料
例句:
1、wear down
1) Pipe smokers sometimes wear down the tips of their teeth where theygrip their pipes.
抽烟斗的人用牙齿咬住烟斗，有时会把齿尖磨平。
2) None can match your sheer willpower and persistence in wearing downthe opposition.
在消磨反对派的意志方面，没有人能比得上你那惊人的意志力和不懈的坚持。
3) The machines start to wear down, they don't make as many nuts andbolts as they used to.
机器开始出现磨损，螺母和螺钉的产量不如从前了。
2、wear out
1) Every time she consulted her watch, she wondered if the batteries werewearing out.
每次她看手表，都会怀疑是不是电池没电了。
2) The past few days had really worn him out.
过去的几天真把他给累坏了。
3) 'Could you not stay with us while you are solving your mystery?' — 'Oh,we don't want to wear out our welcome.'
“如果你们有事要忙就不用陪我们了，好么？”——“哦，我们可不想不受欢迎。”
3、wear off
1) Now that the initial shock was wearing off, he was in considerable pain
最初的震惊渐渐过去之后，他感到疼痛难忍。
2) The contraceptive effect wears off in two days.
避孕效果两天就会消失。
3) The effects of the drug began to wear off.
药效开始消退了。