Query4All.com
宇航员
Data generated from past analysis.
https://zh.wikipedia.org/zh-hans/%E5%AE%87%E8%88%AA%E5%91%98
https://baike.baidu.com/item/%E5%AE%87%E8%88%AA%E5%91%98/359234
http://m.calt.com/n1693/n1728/c14126/content.html
https://zh.wikipedia.org/zh-hans/%E5%AE%87%E8%88%AA%E5%91%98%E5%88%97%E8%A1%A8
https://www.spacechina.com/n25./n148/n272/n4785/c103523/content.html
http://www.news.cn/2021-10/19/c_1127972595.htm
https://www.chinanews.com.cn/gj/z/html/lifeinspace.shtml
https://www.bbc.com/zhongwen/simp/world-63144281
https://chinese.aljazeera.net/sport-culture/2019/4/18/how-to-become-an-astronaut-applying-conditions-for-nasa