pressure polish

• 加压磨光

pressure polish的用法和样例：

例句

1. The aluminum film retains its high polish much longer than does silver, and it can be repolished, whereas silver can not.
   铝膜保持高度的光洁的时间比银粉长多了，而且铝膜可以再次磨光，而银粉层却不行。