"feel like a new person" in Chinese (Simplified)
感觉像换了一个人
Definition
强烈感觉到积极的变化，通常指情绪、精力或健康明显改善，好像自己变成了更好的人一样。
Usage Notes (Chinese (Simplified))
这是一个非正式、积极的表达，常在休息、康复或重大变化后使用，并不是真的变成了别人，而是指自己焕然一新。常用于度假、美容、康复后。
Examples
After eight hours of sleep, I feel like a new person.
睡了八个小时后，我**感觉像换了一个人**。
She finished her treatment and feels like a new person now.
她治疗结束后，现在**感觉像换了一个人**。
After a long shower, you may feel like a new person.
洗了个长时间的澡后，你可能会**感觉像换了一个人**。
Wow, after that massage, I feel like a new person!
哇，做完那个按摩后，我**感觉像换了一个人**！
Getting a haircut always makes me feel like a new person.
理完发我总是**感觉像换了一个人**。
Quitting sugar made me feel like a new person; I have so much more energy now.
戒掉糖让我**感觉像换了一个人**；我现在精力充沛多了。