Monoerg
同种抗原抗血清, 单应性抗血清
🗣️ 情景例句
It's our anniversary; let's go somewhere special to celebrate.
今天是我们的结婚纪念日， 我们去一个特别的地方庆祝吧。
This is a very bad performance.
这是一次非常糟糕的演出。
Excuse me. Is there a bookshop near here?
请问，附近有书店吗？