v.爬行；卑躬屈膝；自由式游泳

n.爬行；匍匐而行；[体]自由式游泳

The baby is just learning to crawl. 那个婴儿正在学习爬行。

Soldiers quietly crawl to advance to enemy. 士兵们悄悄地向敌人匍匐前进。

You must not crawl into the favor of your superiors. 你不应卑躬屈膝地讨好你的上司。

I hate people who creep and crawl to others. 我讨厌那些阿谀奉承的人。

European children learn the breast stroke; they often don't know how to crawl. 欧洲小孩学习蛙泳；他们经常不知道怎样进行自由式游泳。

The crawl of snake is terrifying. 蛇爬行起来真可怕。

It was not a walk, not a run; it was a crawl. 这不是走，也不是跑，而是爬。

He can swim breaststroke, backstroke and crawl. 他会游蛙泳、仰泳和自由泳。

I'm best at the crawl, but I enjoy the breast stroke, too. 我最擅长自由式，但也喜欢蛙式。

crawl用作动词的基本意思是“爬行”,指腹部或双膝和手贴地爬行; 也可指“徐缓而行”,多用于指车辆缓慢前进,间或也可用于指时间。crawl与介词to搭配,意为“巴结,奉承”,多用于指下级对上级; 与介词with搭配,意为“爬满…,满是”。