Ulcus exedens
[医] 侵蚀性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
Yeah. Yeah. Let's get in our lines.
是啊 是啊。请排好位置。
I'm glad to hear about your new job.
我很高兴得知你获得了新工作。
When several elephants are being trained at one time,
几只象同时训练时，