to his teeth

• adv. 当面(极度地)

to his teeth的用法和样例：

例句

用作副词 (adv.)

1. If you have anything to say, say it to my face.
   假如你有什么话要讲，就当面跟我讲好了。
2. I call him a coward to his face.
   我当面称他为懦夫。