Immunogens
(immunogen 的复数) n. 免疫原
🗣️ 情景例句
Yes, I am.
是的，我是。
How long have you had it?
你得这病多久了？
Then he put his hand into pocket, and took out a phrasebook.
然后他把手伸进了衣袋，掏出了一本常用语手册。