How many moderns greatly live a person to return Dou however this how many ancient times of rock coffin?
2
一个问题、多种观点、多种角度、多种材料,虽说网络是虚拟空间,但参加讨论的人却是实实在在的大活人。
A problem, a variety of perspectives, a variety of angles, a variety of materials, although the network is a virtual space, but the people who participate in the discussion is a real live human being.