Monoerg
同种抗原抗血清, 单应性抗血清
🗣️ 情景例句
You should take the number 1 train to Van Cortlandt Park.
搭一路车到Van Cortlandt公园下车。
He is proud of his achievement.
他为自己取得的成就感到骄傲。
Which do you think is more interesting?
你认为哪个节目更有趣呢？