机器的四个面分别用英语怎么说?

问题描述:

机器的四个面分别用英语怎么说?

front/back/left/right side of the machine.
上下可以这样说:top of machine.buttonof the machine.

the front side, the back side, the left side ,the right side

the front side,the back side,the left side ,the right side