worn 和worn out,worn off有什么区别

题目

worn 和worn out,worn off有什么区别

答案

这三个分别是wear in,wear out和wear off的过去式
wear in
磨合
例句:
A deep,round hole worn in rock by loose stones whirling in strong rapids or waterfalls.
锅穴,壶穴岩石上深深的圆洞,由于急流或瀑布的水涡带动疏松的石块旋转而成
Look at the holes that have been worn in this rug.
瞧瞧这块小地毯上磨出的洞.
wear out 穿破,磨损,(使)筋疲力尽,耗尽
例句:
After half an hour,his patience began to wear out.
不到半小时后,他开始有点忍耐不住了.
The machine will soon wear out.
这机器即将用坏.
wear off
磨损,逐渐消失
例句:
The plating is beginning to wear off in places.
镀层有的地方已经磨掉了.