v.爬( crawl的第三人称单数 );(昆虫)爬行;缓慢行进;巴结;
例句:
A baby crawls ( around ) before it can walk.
婴儿先能 ( 到处 ) 爬,然后才会走.
The baby often crawls on all fours.
婴儿经常匍匐而行.
The shadow crawls along to pass by slowly from our bodies.
阴影从我们的身上缓缓地爬行过去.