According to this "astronomical model", the ultrahigh pressure metamorphic rocks record three phases of formation, return and exhumation.

该“天文模式”认为超高压变质杂岩分形成、折返和剥露三个阶段形成。

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Despite the astronomical odds of winning, this year was a great one for American lotto, with multiple record-breaking jackpots.

BBC: Tweets of the year