碰擦的英文：
scuffing
v. （使）磨损；拖着脚走
n. 拖着脚走；磨损之处
a scuff , sir , is a dreadful thing.
磨损，先生，是件可怕的东西。
A scuff, sir, is a dreadful thing.
磨损，先生，是件可怕的东西。
There's a scuff mark.
有一个摩擦的痕迹。
Don’t scuff your shoes。
不要把鞋穿坏。
If you scuff like that, you'll wear the heels out.
你那么拖着脚走路， 就要把鞋跟磨坏了。