短語(yǔ)詞組短語(yǔ)replace worn parts 更換磨損零件worn -out parts 磨損的零件easily -worn parts 易損零件easily worn parts 易損備件The worn -out parts 磨損部件non -easy worn parts 非易損件the replacement of worn parts 磨損零件的更換machine parts worn 機(jī)件磨損 返回 worn parts