蜕

例句：

1. 1. The snake shed its skin to escape from the hunter.
   蛇蜕皮以逃避猎人。
2. 2. The old tree sheds its leaves in winter.
   老树在冬天脱去叶子。
3. 3.The caterpillar sheds its cocoon to become a butterfly.
   毛毛虫脱去它的茧变成蝴蝶。