关于科技,太空,宇航员的一些英文资料

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关于科技,太空,宇航员的一些英文资料
重点还是太空,宇航员生活,英语课要用的,要英文的.

Eat -- the easiest becomes complex wonderfulEat and drink for earthlings, is an even more commonplace, but in zero gravity space life, astronauts diet has become very complex and special wonderful. Ca...