surface smoothing

• 表面光滑

surface smoothing的用法和样例：

例句

1. The surface of Eggs was smooth and glossy.
   卵表面光滑无特殊结构。
2. Make your first brush strokes, then lay off to get the surface smooth.
   你先初刷一遍，然后往下再刷一层使表面光滑。