Of.
[医] 法定的
🗣️ 情景例句
What number do I dial?
我应该拨哪个号码呢？
The (or A) beggar may sing before the thief (or footbad).
既是穷光蛋，何虑窃贼偷。
Well, I'm afraid we have to go now.
哦，恐怕我们现在得走了。