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
Oh, congratulations! That's nice.
啊， 恭喜你们！ 太好了。
Cheer up!
高兴起来!振作起来!
who produced it with a flourish and pointed out a microscopic 'o' beside the time of the arrival of the train at his station;
站长拿着时刻表一挥手，指着那趟列车到站时刻旁边一个很小的圆圈标记。