请问下,either side of 与 both side of 有什么区别啊?both sides of

问题描述:

请问下,either side of 与 both side of 有什么区别啊?
both sides of

这个就是“或”逻辑与“且”逻辑的关系。
如果两边中至少有一边有,就是either side of
如果两边都有,就是both sides of

both side ? 还是 sides?

either side of 两边的任意一边
both sides of 才对,是指两边