爬行

A car is climbing the steep hill slowly.

辆汽车正在陡峭的山坡上缓缓。

The tortoise crept along at an agonizingly slow speed.

乌龟以极其缓慢的速度着。

The snake wriggled through the grass.

这条蛇在草里蜿蜒。

Snakes and crocodiles are both reptiles.

蛇和鳄鱼都是动物。

This heavily muscled reptile stalks about on four limbs,its fluid movements and feline grace belying its size.

这只四足的生物有着不符于其体型的迅敏动和如猫般优雅。

Chapter 1: Recent progress on squamate mitochondrial genome was reviewed.

对动物线粒体基因组的研究进展进了综述。

They creep along the seabed, their whiskery vibrissae probing the surface to feel for the tubes of buried mollusks.

牠们沿海底，用胡子般的触须探测海床，搜寻埋在底下的管状软体动物。

Worms and snakes crawl.

虫类和蛇。

It was a large anapsid reptile that, unlike most reptiles, held its legs underneath its body to support its great weight.

和大部动物不同，它是种大形的无颞窝动物，它靠身子下面的脚来支撑它庞大的身躯。