Wagner's theory
[医] 华格纳氏学说(移行学说)
🧩 词语组成解析
🗣️ 情景例句
It's nice to see you again.
很高兴再见到你们。
I couldn't keep the appointment because I was sick.
我不能赴约因为我病了。
What's the matter, children?
怎么啦，孩子们？