Without the dark, we'd never see the stars.

如果没有黑暗，我们永远也看不到星星。

youdao

Without the dark energy needed to explain the acceleration, the universe would have only a quarter of the necessary density.

没有需要的暗能来解释加速度的话，宇宙就只有应有密度的四分之一。

youdao

At that moment, I'm awe-struck by the power of the season changing from winter to spring, and I realize the spectacle would not be as beautiful without the dark gray cloud on the horizon.

那一刻，我对四季轮回的季节变化深感敬畏，我知道，若非地平线尽头那一抹暗灰色的云彩，这个景象也不会如此美丽。

youdao

And for scares without the vampires, there's "Don't Be Afraid of the Dark."

VOA: special.2011.06.20

Milton has his hero, Samson, bewailing the fact of his blindness: "O dark, dark, dark, amid the blaze of noon irrecoverably dark, total eclipse without all hope of day!"

弥尔顿描写到自己崇拜的英雄参孙悲叹自己失明：,黑暗，黑暗，黑暗，在正午的光辉中,无法改变的黑暗，黯然的没有一点希望“

耶鲁公开课 - 弥尔顿课程节选

The Avengers is a much smarter, more interesting film than many of its peers, and it manages this without going to the dark side .

FORBES: Why 'The Avengers' Worked So Well - And May Top $1 Billion At The Box-Office

To their surprise, when he and Mr Tieu did the calculation with general relativity, they found that they were able to reproduce the observed speeds at which individual stars are orbiting the centre of a galaxy, without requiring the galaxy to contain dark matter.

ECONOMIST: Cosmology

Critics also worry that compassionate conservatism is a leap in the dark without any empirical evidence to back it up.

ECONOMIST: Lexington