landmassesCOCA⁸⁶⁵⁰¹BNC¹²⁶⁴¹⁶⁺⁴ 基本例句 n.陆块地块landmass的复数形式原型landmass的复数 A hypothetical supercontinent that included all the landmasses of the earth before the Triassic Period. When continental drift began, Pangaea broke up into Laurasia and Gondwanaland. 假定的古代超大陆，包括三叠纪时期前的地球所有的大陆。当大陆漂移开始时，泛古陆分裂为劳拉西亚和冈瓦两块古陆。 odict.net