flashguns

英

美 [ˈflæʃgənz]

n.  (摄影用的)闪光枪
flashgun的复数

柯林斯词典

• (摄影用的)闪光枪
  Aflashgunis a device that you can attach to, or that is part of, a camera. It makes bright flashes of light so that you can take photographs indoors.