Univalent vaccine
[医] 单价菌苗
🧩 词语组成解析
a. 一价的, 单价的\\n[医] 一价的, 单价的; 单价体
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
Who's running against him?
谁与他竞选
I wake my sister up.
我叫醒我妹妹。
It was upon this principle that the first instruments were made,
据这一原理，制造出了最初的地震仪器，