轮虫是一种微小的水生动物。

Rotifera is a type of microscopic aquatic animal.

这条河里可以找到许多水生动物。

Many aquatic animals can be found in this river.

锐蔍草为许多水生动物提供了栖息地。

The tule provides a habitat for many aquatic animals.

水生动物具有病害时应另行治疗。

Aquatic animals with diseases should be treated separately.

某些像鱼的水生动物

Aquatic animal resembling a fish

鱼是水生动物.

Fish are aquatic animals.

水獭是全身长毛、以鱼为食的水生动物。

Otter is a fur-covered, fish-eating aquatic animal.

水獭是全身长毛 、 以鱼为食的水生动物.

Otter is a fur - covered, fish - eating aquatic animal.

大家知道水族馆是饲养水生动物的地方。

Everybody knew that the aquarium is the raising aquatic animal's place.

水生动物与鱼无直接联系的水生动物，如海蜇、墨鱼或螯虾。

Any of various unrelated aquatic animals, such as a jellyfish, cuttlefish, or crayfish.