worm with disengaging motion

例句：

1. 1. The worms were crawling all over the floor.
   虫子们在地板上爬来爬去。
2. 2. The doctor found a worm in her stomach.
   医生在她的肚子里发现了一条虫子。
3. 3. The worm was causing her great pain.
   这条虫子让她非常痛苦。