come out of one's shell

例句：

1. 1. She decided to come out of her shell and join the debate.
   她决定走出自己的舒适区，加入辩论。
2. 2. The new manager came out of his shell and started implementing changes.
   新任经理走出了自己的舒适区，开始实施变革。
3. 3. He finally broke free from his shell and began to explore new opportunities.
   他终于走出了自己的舒适区，开始探索新的机会。