Quadrapeds like Pachyrhinosaurus walk on all fours.

像肿鼻角龙这样的四足恐龙用全部四肢行走。

All the winged insects that walk on all fours are detestable to you.

利11:20凡有翅膀用四足爬行的物、你们都当以为可憎.

Swinging from branch to branch, a young chimpanzee moves quickly through the trees. Chimps usually walk on all fours but are also able to walk upright on two legs.

一只小黑猩猩在树枝间荡来荡去，在树林间快速穿行着。黑猩猩通常四足着地走路但有时也会两腿直立行走。

Though the thing could obviously walk on two legs, it scurried up the moonlit slope on all fours, moving as swiftly as a snake.

虽然这东西明显可以用两条腿行走，它却是用四条腿像蛇般迅速的窜上月色下的斜坡的。