wear down是什么意思

Question

如题所述

Answer 1

wear down 英[wɛə daun] 美[wɛr daʊn]
v. 磨损; 损耗; 使疲劳; 使厌烦;
[例句]Pipe smokers sometimes wear down the tips of their teeth where they grip their pipes
抽烟斗的人用牙齿咬住烟斗，有时会把齿尖磨平。