1. Tom: Yes. I had a toy hippo once. 汤姆:对啊,我曾经有一只玩具河马。
2. This hippo has a big mouth. 河马有一个大嘴巴。
3. I like lion best. (elephant, monkey, snake, hippo. 我最喜欢狮子,大象,猴子,蛇,河马。
英英解释
n.
1. an ancient Numidian town in northwestern Africa adjoining present-day Annaba in northeastern Algeria
2. massive thick-skinned herbivorous animal living in or around rivers of tropical Africa