This style works best on slightly dirty hair, so you don't even have to shampoo first. Follow these step-by-step instructions for insta-glam.

这种发型用稍微有点脏的头发做出来效果最好，所以你都不用再去洗一次头了，下面就跟着图片一步一步的做吧。

youdao

Their clothes were dirty and their hair unwashed.

他们衣服肮脏，头发未洗。

《牛津词典》

Small moments with bad hair, messy backgrounds, dirty faces, overexposure, underexposure, red eyes, goofy faces - they are all part of this imperfect, messy life we live.

那些镜头里糟糕的发型，一团乱麻的背景，脏脏的脸，曝光过度，曝光不足，红眼，呆呆的表情——都是不完美的一部分，我们混乱生活的一部分。

youdao

She had dirty grey hair around a face cut from a hard wood with a blunt tool.

NPR: Excerpt: 'The Broken Shore'

You see dirty clothing, unkempt hair, or other clues that she has forgotten to take care of herself.

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