Jennerian vaccine
[医] 詹纳尔氏疫苗, 牛痘苗
🧩 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
How much does a return ticket cost?
返程票多少钱？
To chirr...chirrup...chirr
唧唧地叫
Don't let me down.
别让我失望。