grit the teeth

• 咬紧牙关

grit the teeth的用法和样例：

例句

1. He clenched his teeth and refused to tell anything.
   他咬紧牙关，什么也不肯说。
2. You need to grit your teeth and get on with work at your own pace.
   你需要咬紧牙关继续坚守你自己的脚步。