S antigens
[医] 可溶性抗原
🧩 词语组成解析
n. 抗原( antigen的复数形式 )
🗣️ 情景例句
I have always worn a clip-on bow tie.
我都是用夹上去的领结。
It is my pleasure to introduce the keynote speaker for today.
我很荣幸地介绍今天的主讲人。
Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred.
人们认为，在1850年到1910年之间，野牛的头数从6，000万头降到只有几百头了。