爬动

例句：

1. 1. The snake was crawling along the ground.
   蛇正在沿着地面爬行。
2. 2. The baby is learning to crawl by herself.
   婴儿正在学习自己爬行。
3. 3. The lion was climbing up the tree to get a better view of the herd.
   狮子正在爬上树，以便更好地观察牛群。