Monoerg
同种抗原抗血清, 单应性抗血清
🗣️ 情景例句
He's so funny.
他喜欢开玩笑。
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
But I'm learning to skate. What's the weather like in Australia?
不过我正在学溜冰。澳大利亚天气怎样？