Permian
['pə:miən]
解释:
(a.) Belonging or relating to the period, and also to the formation, next following the Carboniferous, and regarded as closing the Carboniferous age and Paleozoic era.
(n.) The Permian period. See Chart of Geology.
阿玛莉亚整理
解释:
n. a group of strata forming the uppermost division of the Palezoic series.
阿德莱德手打