The greeks made up that word and it means " river horse."
这个词是希腊人创造的,意思是“河上的马”。
简单心理学
Equine therapy is also called hippotherapy — which makes sense if you know that " hippopotamus" translates to " river horse."
马疗法也称为河马疗法,因为“hippopotamus”的意思就是“河马”。
VOA Standard 2015年4月合集
The mighty hippopotamus is the third largest land mammal following the elephant and rhinoceros. Its name is derived from the ancient Greek for river horse.
庞大的河马是仅次于大象和犀牛的第三大陆生哺乳动物,其名字来源于古代希腊的河马。
Moby Dick audiobook 《白鲸记》有声书
It is out of the idolatrous dotings of the old Egyptians upon broiled ibis and roasted river horse, that you see the mummies of those creatures in their huge bakehouses the pyramids.