Dieulafoy's erosion
[医] 迪厄拉富瓦氏溃疡(溃疡性胃炎并发肺炎)
🧩 词语组成解析
🗣️ 情景例句
Tell me about your educational background.
告诉我你的学习背景。
What a great deal!
真划算。
How long has he been like this?
他像这样有多久了？