Salk vaccine
[医] 索耳克氏疫苗(预防脊髓灰质炎的灭活疫苗)
🧩 词语组成解析
索尔克（姓氏）
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
Hello? Yes. Yes, this is she.
喂， 是的， 是的， 是我。
As soon as she quit the room he returned to it.
她刚离开房间，他回来了。
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！