Alloantigen
n. [生]同种抗原
🗣️ 情景例句
My professor will grade this exam on a curve.
我的教授用曲线系统打分。
Who is the auther of this essay?
谁是这论文的作者？
Let me know when you are ready to order again.
那么需要再订货时，请与我联系。