Epitopes
(epitope 的复数) n.[生化]抗原决定部位,抗原决定基
🗣️ 情景例句
Are you involved in any extra-curricular activities on campus?
你在学校参加过任何课外活动吗？
A shiver of fright ran through them as he dove from the cliff.
他从悬崖跃下时，恐怖的颤栗掠过了全身。
I'm OK.
我还可以。