Fk
abbr. 外键（foreign key）
🗣️ 情景例句
Wow! It sure will. But first tell me about the job, Harry.
喔， 当然会。但首先告诉我是什么样的工作， Harry。
The mailbox is over there.
邮筒就在那儿。
With these words the tiger jumped into the river. He did not come out again.
说完这些话，老虎就跳进河里去了。他再也没有上来。