Absolute black does not really exist.

纯黑是不存在的。

youdao

Seriously, the grey system is absolute, and the white system and the black system are relative.

严格来说，灰色系统是绝对的，而白色系统和黑色系统是相对的。

youdao

She preferred a beautiful illusion with black and white to achieve an absolute beauty and a perfect harmony.

她最钟爱用黑色与白色进行美丽的幻化，实现一种绝对的美感以及完美的和谐。

youdao

Here on Earth, Natcore Technology has created the world's first commercially viable absolute black silicon cell, which can make virtually 100 percent of received sunlight available for conversion into electricity.

ENGADGET: Inhabitat's Week in Green: Dyson Spheres, bladeless wind turbines and airless bike tires