| 单词 | Pangaea |
| 释义 | Pangaea /pan jee"euh/, n. Geol. the hypothetical landmass that existed when all continents were joined, from about 300 to 200 million years ago. Also, Pangea. Cf. supercontinent. [1920-25; PAN- + Gk gaîa earth; allegedly coined by German meteorologist Alfred L. Wegener (1880-1930)] |
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