Kahn
n. [医]康氏试验（梅毒絮状沉淀反应试验）；卡恩（姓氏）
🗣️ 情景例句
His family is a nuclear family with three generations living together under one roof.
他的家庭是三代同堂住在同一屋檐下。
Happens all the time.
常有的事。
Here you are.
给你。