Ulcus serpens
[医] 匐行性溃疡
🧩 词语组成解析
溃疡
n. 巨蛇座\\n[医] 匐行的
🗣️ 情景例句
No, thanks.
不用了， 谢谢。
Necessity knows no law.
铤而走险。
I didn't know she could swim. Who taught her?
我不知道她会游泳。谁教她的？