Fk
abbr. 外键（foreign key）
🗣️ 情景例句
Please take your places.
请大家就座。
Human pride is human weakness.
骄傲是人类的弱点。
Most of my friends live in the city, yet they always go into raptures at the mere mention of the country.
我的许多朋友都住在城市，但他们只要一提起乡村，马上就会变得欣喜若狂。