Sauer's vaccine
[医] 索尔氏菌苗(预防百日咳)
🧩 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
What was your speciality?
你学的是什么专业？
Mr. Li is not afraid of working hard.
李先生不怕吃苦。
I can't get home so early, Dad!
这么早我到不了家，爸爸！