| 单词 | 河马 |
| 释义 | 〔pachyderm〕Any of various large, thick-skinned, hoofed mammals such as the elephant, rhinoceros, or hippopotamus.厚皮动物：任一种体大的、厚皮的、有蹄的哺乳动物，如象、犀牛或河马〔hippopotamus〕A large, chiefly aquatic African herbivorous mammal(Hippopotamus amphibius) having thick, dark, almost hairless skin, short legs with four toes, and a broad, wide-mouthed muzzle. Also called river horse 河马：非洲的一种大型水生食草型哺乳动物（河马 河马属） ，皮厚且黑，几乎无毛，短腿，有四个脚趾，口鼻宽阔突出 也作 river horse |
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