scuffing grind中文什么意思

砂粒表层滚磨

• scuff:    vi. 1.拖着脚走；(局促不安地) ...
• grind:    vt. (ground , 〔罕用语 ...
• scuffing:    纸张起毛; 擦伤; 刮伤; 胶合; ...