人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
Reading English from 1000 AD
。业内人士推荐WPS官方版本下载作为进阶阅读
Best for finding exclusive prices on Amazon.
"It's also an opportunity for us, maybe, to get our suits up there before the astronauts actually have to wear them on the surface of the Moon ... this is all going to help take down risk for a subsequent landing."