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。

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"Margin Leaving" has always been concerned as a vital part of the black-white system of Chinese painting.

中国画中的“留白”问题一直被人们所关注，“留白”是中国画黑白体系中的重要部分。

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Grey system theory whose research object is Grey system of which information is imperfect, contrasts with White system theory and Black system theory.

灰色系统是一个信息不完全明确的系统，以研究灰色系统为对象的灰色理论是与白色理论、黑色理论相对应的。

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White Sands National Monument is part of America's National Parks System.

VOA: special.2010.01.04

She is a woman who looks very white but is categorized as black in that system of the South.

事实是，她虽比较白,但还是一个南方的黑人。

耶鲁公开课 - 1945年后的美国小说课程节选

Democrat Party lawmakers and health reform advocates celebrated in the East Room of the White House, as President Obama signed historic legislation to overhaul the U.S.health care system.

VOA: standard.2010.03.23

's television white spaces database system, which may provide service to devices beginning January 26, 2012.

ENGADGET: FCC approves first white space device and database for Wilmington, NC

Food and beverage companies, for example, are split several ways in White's system.

FORBES: One ratio does not fit all

It was also keen on a proposal to use Virgin's White Knight launch system to put satellites into low Earth orbit.

ECONOMIST: Space