You're chasing down another tip.你在追蹤另一條線索嗎
chase down:找出
We are trying to chase down all possible clues.
我們正在設(shè)法尋找一切可能的線索。
Police in Kansas City chased down a bad guy.
堪薩斯警方追捕了一個(gè)壞家伙。
I picked her up after work today.下班后我接她回來(lái)的
pick up:接人
The driver stopped to pick up a hitchhiker.
司機(jī)停下來(lái)讓一個(gè)搭車人上了車。
He stopped the car to pick up the boy.
他停下車來(lái)搭一個(gè)男孩。
常用短語(yǔ):
pick up with sb.結(jié)識(shí)某人
pick up on 與 ... 熟悉起來(lái)