show the flag

常见例句

The leaders may go out to show the flag and address mass rallies.
这些领导可能会走出来，打出自己的旗号，并向群众大会演说。
We won't stay long; we'll just show the flag at dinner and then leave early.
我们不会停留太久的，我们只在晚宴上露一下脸然后提早离去。
We don't need to stay long; we'll just show the flag at dinner and then get home early.
我们不必呆很久；我们只要在宴会上露露面，便可早些回家。

And if not, why not show the flag in that way?
WHITEHOUSE: Press Briefing
Do you as a police officer, Ronald Hampton, in that situation, do you have to sort of show the flag for the police force and show that you're in charge?
NPR: Examining Protocol In Disorderly Conduct Cases
Many of the charts show bull flag formations, which if completed project a move well above the October 27 highs.
FORBES: The Week Ahead: Don't Bet Against the Stock Market