Sabacute gingivitis
[医] 亚急性龈炎
🧩 词语组成解析
n. 齿龈炎
🗣️ 情景例句
Don't eat too much candy, you'll spoil your appetite.
别吃太多的糖果，否则你会吃不下饭的。
Whose book is this?
这是谁的书？
Why not?
怎么会呢？