Clutching the flare gun, I fired it ahead of me at one of the sprinklers set in the ceiling.

抓牢闪光枪，我在我之前在洒水车之一点燃了它在天花板中设定。

youdao

Officials said earlier Thursday that one of the U.S. planes fired a flare to ward off the Iranian fighter, but later said no flare had been fired.

WSJ: U.S. Fighters Warned Off Iranian Jet

In addition to building the shelter, the Schrecks fired a flare into the night, and in the morning used air horns and whistles to make noise that ultimately led to their rescue.

CNN: Family safe after Everglades adventure

The patrol fired a small flare in the man's direction, and he fled.

WSJ: When the Fighting Stops: Troops Coming Home from Afghanistan