Allergic gingivitis
[医] 过敏性龈炎
🧩 词语组成解析
n. 齿龈炎
🗣️ 情景例句
Sure. It's up ahead to your left.
好的。往前走，在你的左边。
You must go to the moon. It's your duty.
你必须上月球去，这是你的职责。
I'm glad our negotiation has come to a successful conclusion.
我很高兴这次洽谈圆满成功。