bottom surface

• 低面,底面

bottom surface的用法和样例：

例句

1. He turned the box over to examine the bottom side.
   他把那个盒子翻过来对底面进行检查。
2. Flakes of paint had peeled off the surface, revealing a dark undercoat somewhere between brown and green.
   天花板上有些油漆已经脱落了，露出一种类似于褐绿色的黑色底面。