Variolization
[医] 人痘接种, 天花接种, 引痘
🗣️ 情景例句
I remember.
我记起来了。
I didn't know whether to send the letter airmail or not.
我不知道是否送航空邮件。
At present I'm giving a lot of concerts.
现在我还要开一些音乐会。