Immunochemical
a. 免疫化学的
🗣️ 情景例句
It's not easy, but what is?
这不容易， 但什么事又容易了？
I picked up my cards.
我捡起了我的卡片。
After that day they were separated, never to see each other again.
那日一别，他们再没重逢。