单词 miacid 释义 miacid Palont.|masd|[f. mod.L. family name Miacid, f. the generic name Miacis (E. D. Cope 1872, in Proc. Amer. Philos. Soc. XII. 470): see -id3.]A small, carnivorous mammal of the family Miacid, known from North American fossil remains o...