Smallpox vaccine
[医] 牛痘苗
🧩 词语组成解析
smallpox
['smɔ:lpɔks]
n. 天花;痘疮;痘;
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
He started with them almost forty years ago.
他在那里做了快四十年了。
The weakest goes to the wall.
适者生存。
I think I'd like to see some of the things that one can't find in other countries.
我想我喜欢看些别的国家看不到的东西。