Hippopotamus has a giant body, big head and small ears.

河马有巨大的身体，大脑袋和小耳朵。

The number of hippopotamuses in the area has declined sharply.

该地区的河马数量急剧减少。

Hippopotamuses like to live in groups.

河马喜欢群居。

A hippopotamus is a very large African animal with short legs and thick, hairless skin.

河马是一种非常大的非洲动物 腿很短 皮肤很厚 没有毛

The UK government looks increasingly like a python that has swallowed a hippopotamus.

英国政府越看越像是一条吞下河马的巨蟒。

Sir Isaac Newton was very much smaller than a hippopotamus, but we do not on that account value him less.

艾萨克·牛顿爵士比起河马的体型可小多了，但是我们并不会因此贬低他。

Only two-and-a-half weeks old but already weighing in at 40kg (88b), a baby hippopotamus swims alongside her mother, Kathi.

这只有两周半大却重达40公斤（88磅）的河马宝宝正游曳在妈妈凯瑟琳旁边。

We were walking along the bank of the Niger river, searching for the tracks of a hippopotamus that was ravaging the corn on Karim's farm.

我们沿着尼日尔河岸走着，寻找一头河马的足迹，它毁坏克莱姆村农场农作物。

And as happy as a hippopotamus.

也像河马一样快乐。