Polyvalent vaccine
[医] 多价菌苗
🧩 词语组成解析
a. 多价的\\n[医] 多价的
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
She's very talented.
她很有才华。
With time and patience the leaf of the mulberry becomes satin.
只要功夫深，铁杵磨成针。
You must keep it a secret. You mustn't tell anybody else.
你必须保密，谁都不能讲。