Reptiles live mainly on land but some live in water.

爬虫动物主要生活在陆地上，而有些也在水中。

Snakes are different from the other reptiles because their bodies are very long and they have no legs.

蛇和其他的爬虫动物不同因为它们的身体很长而且没有腿。

A relationship between a man and a reptile was something that can't be matched.

个男和只爬虫类动物的关系是件无可比拟的事。

I noted the slight overlap of its sheet-iron plates, which resembled the scales covering the bodies of our big land reptiles.

我看到船身上的钢板，彼此稍微的鳞次着，很像地上大爬虫类动物身上所有的鳞甲。

Reptiles lay eggs with hard shells. Lizards, snakes and tortoises are reptiles which live mainly on land while crocodiles, alligators and turtles live in water.

爬行动物会生蛋，蛋的外壳坚硬。蜥蜴，蛇和龟都是生活在陆地上的爬虫动物，而鳄鱼，短吻鳄和龟则生活在水里。

There are five main groups of vertebrates, the fish, the amphibians, the reptiles, the birds and the mammals. Fish, amphibians and reptiles are known as cold blooded vertebrates.

脊椎动物主要有五大类，鱼类，两栖动物，爬虫动物，鸟类和哺乳类动物。鱼类，两栖动物和爬虫动物被认为是冷血类脊椎动物。