Castaneda's vaccine
[医] 卡斯塔涅达氏疫苗, 鼠肺立克次氏体疫苗
🧩 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 soon will my mail be received by the other end?
我的信件多快能被对方收到？
He has spent over six years working in Africa and India.
在非洲和印度工作了六年。
They employed a few farmhands, but no one was willing to work there long.
他们雇了几个农工，但谁也不愿意在那儿长期工作下去。