The protocontinent of the Southern Hemisphere, a hypothetical landmass that according to the theory of plate tectonics broke up into India, Australia, Antarctica, Africa, and South America.
冈瓦纳大
：南半球一块假定性
大，根据地壳构造学说，这块大分离
印度，澳大利亚，南极洲，非洲和南美洲
大
(假设中
大,又称supercontinent)The protocontinent of the Southern Hemisphere, a hypothetical landmass that according to the theory of plate tectonics broke up into India, Australia, Antarctica, Africa, and South America.
冈瓦纳大：南半球一块假定性大，根据地壳构造学说，这块大分离印度，澳大利亚，南极洲，非洲和南美洲
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