Backward caries
[医] 逆行性龋
🧩 词语组成解析
🗣️ 情景例句
I know I should,
我知道应该这样，
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？
I'd like two sweaters for my daughters.
我想给女儿买两件毛衣。