In space, I can't cry even if I want to cry

发布日期：2017-05-24 13:53
 
snapshot
The lyrics of a song are "Sometimes, I want to cry suddenly, but I can't cry." In the eyes of scientists, this is a real situation. There is no way for people to cry in space, because without gravity, tears cannot flow out.
It's not that I can't cry because I'm sad.
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Previousthere is none left
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