他们将发射一枚信号弹。

They will fire off a signal flare.

遇难船正发射信号弹以引起海岸警卫队的注意。

The wrecked ship was firing flares to attract the attention of the coastguards.

海口“舰上的直升机立即到达现场，并向两艘快艇发射信号弹，将其驱离。

A helicopter from the Haikou immediately went to the scene and fired flares as a warning to scare the boats away.

一个美国眼镜蛇攻击直升机海上火灾声东击西的信号弹，因为它近中远期工作在动荡的阿富汗南部赫尔曼德省，星期日，2011年5月8日基本EDI苍蝇。

A United States Marine Cobra attack helicopter fires diversionary flares as it flies near Forward Operating Base Edi in the volatile Helmand Province of southern Afghanistan, Sunday, May 8, 2011.