oil film

• 油膜

oil film的用法和样例：

例句

1. Your kitchen has a sticky film of grease over it.
   你家厨房里到处都有一层黏糊糊的油膜。
2. These are the rainbow effects we see so often in bubbles and in oil film on water.
   这就是我们常见于肥皂泡或水上油膜的彩虹效应。