Preqnancy gingivitis
[医] 妊娠龈炎
🧩 词语组成解析
n. 齿龈炎
🗣️ 情景例句
What language do they speak in Japan?
在日本他们说什么语言？
Would you care to take a seat while I make out a receipt?
请坐一会儿好吗？我给您开个收据。
There is a bottle on the table.
桌子上有个瓶子。