Illustration of hippopotamus
 
 
| 单词 | hippopotamus | 
| 释义 | hippopotamusnoun  hip·po·pot·a·mus  ˌhi-pə-ˈpä-tə-məs     plural hippopotamuses or hippopotami ˌhi-pə-ˈpä-tə-ˌmī  -(ˌ)mē   : any of a family (Hippopotamidae) of very large, four-toed, chiefly aquatic, herbivorous artiodactyl mammals having a very large head and mouth, nearly hairless thick grayish skin, long lower canine teeth, and relatively short legs, and including two living species:    a    : one (Hippopotamus amphibius) of sub-Saharan Africa that has webbing between the toes, spends most of the day in or near water, and typically weighs between 3 to 4 tons (2700 to 3600 kilograms)    b    : pygmy hippopotamus   | 
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