| 单词 | Metatheria |
| 释义 | Metatheria (once / 2363863 pages) n WORD FAMILY Metatheria USAGE EXAMPLESHuxley afterwards gave them the names of Prototheria, Metatheria, and Epitheria. Haeckel, Ernst Heinrich Philipp August, The Evolution of Man — Volume 2(2010) n pouched animals Syn|Hyper subclass Metatheria class (biology) a taxonomic group containing one or more orders |
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