Ulcerative ulitis
[医] 溃疡性龈炎
🧩 词语组成解析
a. (使)形成溃疡, (使)溃烂, (使)腐败\\n[医] 溃疡的, 溃疡性的
龈炎
🗣️ 情景例句
Hello, may I speak with…?
喂， 我可以和……说话吗？
The houses downtown are very expensive.
市区的房子很贵。
Who was it?
谁打来的电话？