美国担心中国月球探测器「玉兔」轧了阿姆斯特朗的脚印，会出现这种情况吗？如何保护人类在月球上的历史遗迹？Stack Exchange community consists of 183 Q&A communities which include Stack Overflow, the biggest, most dependable on the net community for developers to understand, share their understanding, and