/krɔ:l ||; krɔl/verb[I] 1 to move slowly with your body on or close to the ground, or on your hands and knees 爬；爬行；匍匐前进: Their baby has just started to crawl. 他们的婴孩刚开始会爬。An insect crawled across the floor. 一只昆虫在地板上爬过。
2 (used about vehicles) to move very slowly （指车辆）缓慢移动: The traffic crawls through the centre of town in the rush-hour. 高峰时刻车辆缓慢地穿过市中心。
3 (informal 非正式)crawl (to sb) to be very polite or pleasant to sb in order to be liked or to gain sth 奉承；谄媚；巴结: He only got promoted because he crawled to the manager. 他获得擢升只因为他对经理阿谀奉承。
be crawling with sth to be completely full of or covered with unpleasant animals 充满或满布讨厌的动物:
The kitchen was crawling with insects. 厨房里满是爬来爬去的虫子。 (figurative 比喻) The village is always crawling with tourists at this time of year. 每年这个时候村里总是挤满游客。