I.u.
[医] 免疫单位
🏥 医学释义
国际单位
🗣️ 情景例句
I've just been robbed. What should I do?
我刚刚被抢劫了，现在不知道该怎么办？
Do you want to remit the money by air mail or by cable, sir?
您想要航空信还是电汇，先生？
Excuse me. Do you have an eraser?
对不起，你有橡皮吗？