Ulcus cancrosum
[医] 癌性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
It was his first date in two years.
这是他两年来第一次约会。
I've had enough. I can't eat any more.
我已经饱了，再也吃不下了。
Bye!
再见！