鱼类 魚類

鱼类是冷血动物。

Yú lèi shì lěng xuè dòng wù.

Fish are cold-blooded animals.

鱼类例如鲤鱼和鳟鱼生活在淡水中。

Yú lèi lì rú lǐ yú hé zūn yú shēng huó zài dàn shuǐ zhōng.

Fish such as carp and trout live in fresh water.