Pit cavity
[医] 点龋
🧩 词语组成解析
pit
[pit]
n. 井;煤矿;麻子;（赛车道旁的）修理加油站;
vt. 使有麻子;使有凹陷;
vi. 凹陷;起凹点;
🗣️ 情景例句
I'll tell you the time and date of the next TOPS meeting.
我要告诉你 TOPS下次聚会的时间。
How long will the sale last?
折价销售多久？
Where are you going?
你去哪儿？