太空旅游英文介绍,急用!最好能够简单一点的,短一点的
问题描述：
太空旅游英文介绍,急用!
最好能够简单一点的,短一点的
答
Space Tourism is the term that's come to be used to mean ordinary members of the public buying tickets to travel to space and back.Many people find this idea futuristic.But over the past few years a g...