Cavum oris
[医] 口腔
🧩 词语组成解析
n. 空腔(如耳腔)
[医] 口的
🗣️ 情景例句
I know about how business is done here.
我认为这方面比较在行。
Often and little eating makes a man fat.
少吃多餐，身强体胖。
It contained $300 in pennies.
他坚持要店员点清那些硬币后他才离去。