Variolization
[医] 人痘接种, 天花接种, 引痘
🗣️ 情景例句
If you don't like it, I whis you would say so.
如果你不喜欢，我希望你能说出来。
I bet he's the best.
我敢打赌他是最棒的。
For most of the earth's history they have been the only form of life on our planet.
在地球上发展的大部分进程中，细菌是地球上唯一的生命形式。