英语词汇“Laurentia”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	Laurentia
释义	Lau·ren·tia (lô-rĕnshə) n. The North American craton which, according to the theory of plate tectonics, has existed since the Paleozoic Era and was once part of a supercontinent comprising present-day North America and Greenland. [After the Laurentian Shield, the continental shield underlying northeast North America that forms the nucleus of the North American continent, after the SAINT LAWRENCE RIVER.]
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