hippopotamus

• 一种大型的、主要食草的哺乳动物，生活在撒哈拉以南的非洲，以巨大的体型、厚实的皮肤和半水生生活方式而闻名。

A large, mostly herbivorous mammal native to sub-Saharan Africa, known for its massive size, thick skin, and semi-aquatic habitat.

不规则复数

1. Large African mammalA2formal

   A large, mostly herbivorous mammal native to sub-Saharan Africa, known for its massive size, barrel-shaped body, and large mouth.

   大型非洲哺乳动物

   • The hippopotamus spends most of its day in the water.
   • A hippopotamus can weigh up to 3,000 kilograms.
   • Tourists watched the hippopotamus emerge from the river.

   同义词river horse

2. B1informal

   Despite its herbivorous diet, the hippopotamus is considered one of the most dangerous animals in Africa due to its aggressive behavior.

   危险的动物

   • Hippopotamuses are responsible for many human fatalities in Africa.
   • Never get between a hippopotamus and the water.
   • The guide warned us about the aggressive hippopotamus nearby.