| 单词 | Theria | 
| 释义 | Theria1 of 2plural noun  The·ria   ˈthirēə, ˈthēr-  in some classifications    : a subclass of Mammalia comprising the higher mammals and including the Pantotheria, Metatheria, and Eutheria and excluding the Prototheria and Allotheria    therian   -ən noun or adjective -theria2 of 2 noun combining form"   : beasts : animals  —in names of higher taxa of mammalian forms  Prototheria | 
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