He has four legs

四条腿───Four legs;他───he

The little lamb has four legs.───小羔羊长了四条腿。

Four legs are good, but two legs are bad.───四条腿很好，两条腿就不好了。

It walks on four legs.───它用四条腿走路。

Therefore, only the four legs and a layer on top are made of American alder; the materials for the other parts cannot be confirmed.───因此，只有四条桌腿和表层是美国桤木；其他的无法知道是由什么材料组成。

So, all the other dinosaurs that you know, or your kids know, at least, on four legs.───然而，你或你的孩子记忆当中的其它恐龙至少是有四条腿的。

As long as you touch it gently, it was also the first four legs of the indentation back shell, no wonder people call for the faint-hearted.───只要轻轻碰它一下，它的头还有四条腿都缩进了背壳里，难怪人们叫它为缩头乌龟。

From the top it looked like an elaborate dance, four arms entwined, four legs shuffling around and between each other.

Four legs good, two legs bad. George Orwell 

The principles of four legs inverter about how to work and how to restrain the unbalanced load are studied in this dissertation.

Most animals have four legs.

By a quirk of nature, half the frogs in the pond had more than four legs.