Ulcus exedens
[医] 侵蚀性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
We have to advance the building of the new school.
我们必须促进新学校的建设。
To pull out of the garage
从车库开车出来
Nice to meet you too! What class are you in?
我也很高兴。你是哪班的？