= Permo-Triassic, adj. n.
| 单词 | θ5459 | 
| 释义 | the world > the earth > structure of the earth > age or period > 			[noun]		 > primary or Palaeozoic > Permian-Trias transition (1)		 Permo-Trias1897 = Permo-Triassic, adj. n. | 
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