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
It's the biggest company in the country.
它是全国最大的。
Kristy had believed her brother was right from the beginning.
克里斯蒂一开始便相信她哥哥是正确的。
She stamped out the letters 'SOS' in the snow.
她在雪地上踩出了“SOS”这3个字母。