Turning back to the mirror, Jenny saw a flash of light from the watch in the glass.
回头照镜子， 珍妮发现手表发出了一束光。
2
The backside of the phone is made from the same kind of ultra-strong glass as the front, interrupted only by the new five megapixel camera, its LED flash companion and, of course, the Apple logo.
iPhone背部采用了同样的超强玻璃，包括五百万像素摄像头，LED 闪光灯和 Apple 图标。
3
A glass bulb filled with finely shredded aluminum or magnesium foil that is ignited by electricity to produce a short-duration high-intensity light flash for taking photographs.