Antismallpox vaccine
[化] 抗天花血清
🧩 词语组成解析
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
I think it will be a mutually beneficial relationship.
我认为那将是对双方都有利的关系。
That's true.
那是真的。
It was mailed last week.
上个礼拜我们还没收到。