| 释义 |
〔sloth〕A member of the genusBradypus, having three long-clawed toes on each forefoot. Also called ai 1three-toed sloth 三趾树懒：三趾树懒 属的动物，每只前掌上有三个长着长爪的脚趾 也作 ai1three-toed sloth〔sloth〕A member of the genusCholoepus, having two toes on each forefoot. Also called two-toed sloth ,unau 二趾树懒：二趾树懒 属的动物，每只前掌上有两个脚趾 也作 two-toed sloth,unau〔palm〕The similar part of the forefoot of a quadruped.前掌：低等哺乳动物前足与人的手掌相似的部分 |