Odonthyalophthora
牙釉质毁损
🗣️ 情景例句
Of course, I'll visit at least once a year, maybe more.
当然，我最少每年会来拜访一次，也许更多次。
My little brother takes a bath before he goes to bed at night.
在他晚上睡觉以前，我的弟弟要洗一下澡。
Could I have those two tickets, please?
这两张票给我行不行？