Fk
abbr. 外键（foreign key）
🗣️ 情景例句
We have to communicate with them more by sending lobbyists.
我们必须通过派遣更多的公关人员。
Weeds want no sowing.
杂草不需种。
In summer, people like to go sailing, swimming, horse-riding, and rock-climbing in the mountains.
夏天，人们喜欢去扬帆航行、游泳、骑马，还到山里去攀岩。