I find it uncanny that they seem to have an atmosphere just like a planet.
我发现这非常奇怪,它们就好像行星一样拥有大气层。
But more than these kinds of natural processes are needed to have an atmosphere.
要想成为大气层还有很多这样的过程。
The planet – Gliese g – appears to have an atmosphere and gravity similar to that of Earth.
这颗行星—格里斯g—大气和重力与地球相似。
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