abrasion

[ə'breiʒən]

n.擦伤, 磨损, 磨损处

例句与用法：

A hole or worn spot made by abrasion or erosion.

侵蚀处由于侵蚀或磨擦形成的洞或破处

Poorly crystallized diamonds used for industrial cutting and abrasion.

结晶差的金刚石用作工业切割和研磨。

A minor scratch or abrasion.

擦伤一个轻微的擦伤或磨损

An implement with cutting edges or a pointed end for boring holes in hard materials, usually by a rotating abrasion or repeated blows; a bit.

钻带切割刃或尖端的工具，用于在坚硬材料上钻孔，一般靠旋转磨损或反复击打实现钻孔

详细释义：

n.

1. 擦伤

2. 磨损; 磨耗

3. 【地】磨蚀