There seems to be a light flash in front of girls.

似乎有一缕曙光在女孩的眼前闪过。

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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.

闪光泡一种内部装有铝箔或镁箔的精细碎片的玻璃灯泡，用电点燃以发出短暂的高强度闪光，从而拍摄照片。

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How do you avoid using flash in low light, you ask?

你问，怎样在昏暗环境中避免使用闪光灯？

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He said he could see the flash of light from Confederate guns along a line a kilometer long.

VOA: special.2009.12.17

As a result, the PENTAX Q10 produces sharp, blur-free images even under demanding conditions that are prone to camera shake, such as use with a telephoto lens or shooting in low-light without flash.

ENGADGET: Pentax offers 100 different custom color options for its Q10 mirrorless camera

To get creative in challenging light, a built-in pop-up flash supplies extra lighting when capturing images in low-light situations or to provide a fill flash to eliminate shadows.

ENGADGET: Nikon 1 V2 unveiled: 14.2 megapixel ILC shoots 15fps stills for $899.95 in November

Battery cells, by the way, refer to products such as the conventional AA batteries inside a flash light.

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