Merchant ships salute each other by dipping the flag.

商船互相点旗致敬。

《新英汉大辞典》

We salute the flag everyday at school.

我们在学校每天向国旗行礼。

youdao

We salute the flag every Monday at school.

我们在学校每周一向国旗行礼。

youdao

I was kicked out of school when I was in third grade for refusing to salute the flag.

我在三年级的时候,因为拒绝向国旗敬礼而被退学。

普林斯顿公开课 - 人性课程节选

When I put up the flag, I salute every one of you, wherever you are, whatever you have done and are doing in the wars past and the war now.

FORBES: My Hero Of WWII

We salute our flag, volunteer in our churches and communities, cherish our families and we love racing.

NPR: NRA Title Sponsor For NASCAR Cup Race In Texas

"He says he will never salute the flag, " he added.

WSJ: Candidates Skirt a Political Circus