Ulcus penetrans
[医] 穿透性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
It is special. Happy anniversary.
确实很特别。结婚周年快乐！
It is an ill wind that blows nobody good.
使人人倒霉的风才是恶风；此失则彼得；害于此则利于彼；没有使所有的人都受害的坏事。
Because the weather was very hot, he carried the bed on to the roof of his house.
由于天气很热，他便把床搬到了他的屋顶上。