[DOWNLOAD] "UFO未解之谜" by 蔡景仙 # eBook PDF Kindle ePub Free
eBook details
- Title: UFO未解之谜
- Author : 蔡景仙
- Release Date : January 17, 2013
- Genre: Nature,Books,Science & Nature,
- Pages : * pages
- Size : 475 KB
Description
随着宇宙科学的发展,人们愈来愈关切在茫茫的大宇宙中,除了地球人之外,究竟有没有“外星人”,或者说是否存在地外智慧生命?如果说“有”,他(她)们究竟是什么模样?生活在宇宙的何方?地球人应怎样寻找他(她)们呢?
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