It is important that this underground room be kept dark. Light can cause potatoes to develop a poison called solanine.

但保持这个地下室阴暗是非常重要的，因为光会导致马铃薯产生一种茄碱的毒素。

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WHEN companies want to emphasise a turnaround in their prospects they paint the past in a dark light so that the future can only appear brighter.

当公司想强调经营有望好转时，就将过去描述成一片黑暗，这样未来就不管怎样都是更加光明的。

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You are my summer ice cream, winter cotton-padded jacket, dark light bulbs, hungry bread! I want to tell you" I love you".

我是你夏天里的雪糕，冬天里的棉袄，黑暗里的灯泡，饥饿时的面包！我好想对你说“我爱你”。

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In "Family of Man," a dark-haired, light-eyed woman with a bright blue head covering looks intensely at something hidden from view.

VOA: special.2009.11.20

This is because most cosmologists reckon that the Big Bang could not have generated nearly enough ordinary matter--dark or light--to create a closed universe.

ECONOMIST: The dark side of cosmology

Video from the theater shows a man they say is Holmes -- wearing dark pants, a light-colored shirt and a dark stocking cap covering his orange hair -- entering the multiplex before the movie begins.

CNN: STORY HIGHLIGHTS

Prosecutors showed surveillance camera video taken inside the theater complex that they said shows Holmes -- dressed in dark trousers, a light-colored shirt with a T-shirt underneath and a ski cap covering his hair -- using a cell phone at a ticket kiosk.

CNN: STORY HIGHLIGHTS