Ulcus penetrans
[医] 穿透性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
Yeah. I really did do a good job, didn't I?
是的 ，我确实拍得不错， 对不对？
Love at first sight.
一见倾心。
I want my change.
我要找的零钱。