feed on sea animals的意思|示意

What do sharks feed on, mainly fish and other small sea animals?

鲨鱼以什么为食，主要是鱼类和其他小型海洋动物？

It eats plants from the sea, but many sharks feed on fish, other sea animals.

它们吃海里面的植物，但是很多鲨鱼都靠鱼类和其他海洋动物为生。

Many sharks feed on fish and other sea animals.

很多鲨鱼以鱼和其他海洋动物为食。

It eats plants from the sea, but many sharks feed on fish, other sea animals, smaller sharks and sometimes they eat people.

它(鲨鱼)吃海洋植物，但许多鲨鱼却以鱼类，其他海洋动物，较小的鲨鱼为食，有时候也吃人。