| 单词 | ground sloth |
| 释义 | > as lemmasground sloth ground sloth n. one of an extinct group of New World herbivorous mammals of the group Edentata, intermediate between the existing sloths and ant-eaters. ΘΚΠ the world > animals > mammals > order Edentata > [noun] > family Bradypodidae (sloth) > extinct sloths sloth1791 Megalonyx1796 gravigrade1847 ground sloth1860 1860 R. Owen (title) Memoir on the Megatherium, or Giant Ground-Sloth of America. 1896 B.M. Guide Fossil Mammals 69 The entire skeleton of the great extinct ‘Ground Sloth’. < as lemmas |
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