[2709] Solar System Model
Title Text:The Earth is, on average, located in the habitable zone, but at any given time it has a certain probability of being outside it, which is why life exists on Earth but is mortal. Origin:https://xkcd.com/2709/ https://www.explainxkcd.com/wiki/index.php/2709:_Solar_System_Model 太阳系模型 平均而言,地球位于宜居带,但地球随时都有一定的概率处于宜居带之外,这就是为什么地球上存在生命,但总有一死。 http://xkcd.in/comic?lg=cn&id=2709…
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