More than 1,000 years ago, the Bai people in Yunnan used tie-dye to dye their clothes.

1000多年前，云南白族人用扎染染衣服。

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The scientists used green dye to find the DNA in the eggshells.

科学家利用绿染技术获取蛋壳dna成像。

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Mustapha modified the PCR test by adding a dye to the test sample.

幕斯塔法对PCR检测进行了修改，给检测样本增加了一个染剂。

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A mordant helps fix the dye to the material.

VOA: special.2010.08.02

just to cut hair, dye hair, curl hair, fun stuff.

剪头发，染头发，卷头发，有意思的事。

我的梦想是当发型师 - SpeakingMax英语口语达人

Their bodies,burned by the sun and stained yellow from the raft dye, had winnowed down to skeletons.

VOA: special.2011.05.04

To solve this problem, the researchers at the Max Planck Institute developed a technique using a fluorescent dye to make the spinal cord transparent, replacing the water that is normally there.

FORBES: Scientists Make The Spinal Cord Transparent

The real reason, I suspect, that this has been done on the iPhone is that it is this anodised layer that you can then dye to pretty much any colour you want.

FORBES: Will Handling Your iPhone 5 Damage It? Maybe...

The dye flows to the nearby lymph nodes.

CNN: Melanoma