Simple gingivitis
[医] 单纯性龈炎
🧩 词语组成解析
n. 齿龈炎
🗣️ 情景例句
I have just one--playing golf. It's expensive, but it's a lot of fun.
我只有一种爱好，打高尔夫球。花费很高，但非常有趣。
Why did you get up so early?
为什么你这么早起床？
When a plane from London arrived at Sydney airport, workers began to unload a number of wooden boxes which contained clothing.
当一架来自伦敦的飞机抵达悉尼机场时，工人们开始卸下装有服装的一批木箱。