1、wearing的意思是：adj. 穿用的；使疲惫的；磨损的；wear的现在分词。
2、例句：That is why the machine parts were wearing away during use.那就是机器零件在使用过程中磨损的原因。
3、The paper presents the serious wearing of herringbone gears in reducer in service, the cause of its failure and the analysis.找出了人字齿轮减速器在工作中右端齿轮出现严重磨损的原因并进行了分析。
