In the night sky, the clouds look dark and heavy.

在夜空中，云层看起来又暗沉又厚重。

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In an old building in Peking University, a yellow light shone into the old and dark hours of the night.

在北京大学一栋老建筑里，一盏黄色的灯照亮了古老而黑暗的夜晚。

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The sky was dark, stars were twinkling high above, night was reigning, and everything was sunk in silken silence.

天很黑，星很繁，夜阑人静。

《新英汉大辞典》

The Andromeda Galaxy is big enough and near enough to be seen by the unaided eye in the star group Andromeda on a dark night.

VOA: special.2009.01.20

And the people of our city stood in the dark each night, waving flags, and calling out, "God bless you, " as the trucks hurtled by.

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And all this interspersed by hours adrift on the river, planks and ropes gently creaking in the wind, the water dark and cool, the night sky clear above.

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The boy had been one of those gifts, brought home to the hill, stolen from his crib in the dark of the night and presented to her by dawn.

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