First, let's briefly cover physical color theory.

首先，我们要简单介绍一下物理学中的颜色理论。

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Threads should always be matched to the appropriate physical color card.

线色只与实际色卡保持一致。

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Creative shapes, masterful color blending, and mimicry of physical interfaces from the real world.

独创的外形，熟练的色彩混合，以及对真实世界中许多物理接口的模仿。

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The site will also include information on ancestry, as well as information about genes involved in physical traits like hair color.

FORBES: Personal Genome Race Goes Into Overdrive

The Enough Project also says there are efforts to differentiate Congolese metals from others by their color and other physical properties.

CNN: John D. Sutter,

He mocked officers recording his physical description for asking him his eye color as he stood in front of them.

CNN: Prosecutors question 'Egypt's Jon Stewart'