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If you are looking up at the sky on a clear night and you see a sudden flash of light, it is probably a shooting star!

如果你在晴朗的夜晚仰望天空，突然看到一道闪光，那可能是颗流星！

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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

The finger gesture that people use to dismiss the notifications can be distracting, as can the flash of light on the Glass itself.

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It says the flash of light comes not from any type of combustion -- as we typically think of explosions -- but rather by the glowing molten rock at the impact site.

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The most popular theory holds that dark matter is made up of relatively heavy particles which, when they encounter one another, "annihilate" with a flash of light that the Fermi telescope can see.

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