这个发现是坚持10之久、进行泛大陆之前存在的一块古代超级大陆板块拼合工作的一部分。
The find is part of a decades-long effort to piece together fragments of an ancient supercontinent that existed before Pangaea.
现在的挑战是如何将北美和亚洲大陆相似的古新世历史拼合在一起。
The challenge now is to understand how the parallel Paleocene histories of the North American and Asian continents fit together.
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