Dmf.
[医] 恒牙龋总数(率)
🗣️ 情景例句
I don't know what-to do.
我不知道怎么做。
Alice did not look at the students.
爱丽斯没有看到学生。
Please go over it and see if everything is in order.
请过目一下，看看是否一切妥当。