there is an ancient invention still used in some parts of the wor_英语解答

there is an ancient invention still used in some parts of the world today that allow people to see
through wall.what is it?

人气：263 ℃　时间：2019-10-19 20:05:05

解答

有一项古老的发明,今天仍在世界上一些地方被使用.这项发明是允许人们看穿墙壁.它是什么?
有吗?窗啊?哈哈