英语翻译
英语翻译
就要第2段和第3段
可以加很多分
就要第2段和第3段
可以加很多分
英语人气：403 ℃时间：2019-09-27 20:20:40
优质解答
For several billion years after the “Big Bang”,the earth was still just a cloud of dust.What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a s...
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