Epitopes
(epitope 的复数) n.[生化]抗原决定部位,抗原决定基
🗣️ 情景例句
But right now, I'm kind of short of cash.
但现在，我手头很紧。
This week he took his first vacation from work in five years.
五年来，他本周破例第一次休假。
There is a picture on the wall.
墙上有一张画。