涂层

例句：

1. 1. The car has ashiny new coat of paint.
   这辆车有一层闪亮的新油漆。
2. 2. The roof needs anew coat of asphalt to preventleaks.
   屋顶需要新的沥青涂层以防止渗漏。
3. 3. The steel beam is coated with aprotective layer of paint.
   钢梁被一层保护性的油漆覆盖。