Smallpox vaccine
[医] 牛痘苗
🧩 词语组成解析
smallpox
['smɔ:lpɔks]
n. 天花;痘疮;痘;
vaccine
['væksi:n]
n. 疫苗，痘苗;
adj. 痘苗的，疫苗的;
🗣️ 情景例句
Everyone is goofing around.
人人都在混时间。
Do one's level best.
尽力而为。
I wanted to ask Chen Wei too, but he's away.
我也想请陈伟，但他外出了。