Ulcus cancrosum
[医] 癌性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
What year are you?
你是哪一级的？
Don't touch it!
不许碰！
No!We're alone here. We're all by ourselves, said Jim. Isn't that great?
“没有！就我们在这儿。就我们这伙人，”吉姆说，“这不是很好吗？”