vital essence and energy

• 精气

vital essence and energy的用法和样例：

例句

1. He was refreshed and energetic after a short nap.
   他睡了一会儿，精气神儿又来了。
2. He is always hunching his shoulders and bowing his back, which makes him lack spirit and energy.
   他老是拱肩缩背的，显得很没有精气神。