Paratope
抗体结合部位, 抗体决定簇
🗣️ 情景例句
My account number is ...
我户头号码是…
When is grandparents' wedding anniversary?
祖父母的结婚周年是什么时候？
She is a composer for the harp.
她是位写竖琴曲的作曲家