tonify

例句：

1. 1. The doctor advised him to tonic his diet with more protein.
   医生建议他通过增加蛋白质来强化饮食。
2. 2.The old man tonics himself up for the long walk every morning.
   这位老人每天早上都为自己准备长步行动。
3. 3.Tonic water is a popular drink in many countries.
   在许多国家，健力宝是一种受欢迎的饮料。