Sarah's hair was out of her face and held back by a hair slide.

萨拉脸上没有头发，而是用小发夹将头发扎在脑后

《柯林斯英汉双解大词典》

Stick out the tongue and blow it by a hair dryer.

把舌头伸出来用吹风筒吹干。

youdao

This morning on my way to work, a deer jumped out right in front of my car.I missed it by a hair, whew!

今天早上在上班路上，一只鹿突然窜到我的车前，我差一点点就撞上了，咻！

youdao

Black women who could not attend her schools could learn the Walker hair care method through a course by mail.

VOA: special.2010.03.28

By solving her hair problem, she had found a way to improve her life.

VOA: special.2010.03.28

The name was given to them by the American Indians, who saw a resemblance between their dark curly hair and the coat of the buffalo.

VOA: standard.2009.11.25

On June 26 the House passed the 1, 300-page American Clean Energy and Security Act of 2009 by a hair's margin (219 to 212).

FORBES: Magazine Article

My guess is that this is the movie that takes home the award for Best Picture and Best Director, winning by a hair-thin margin.

FORBES: The Best Films Of 2012 - Updated

The Welsh Assembly was set up only after a referendum approved it by a hair's-breadth, and that was after years of devolution campaigning by Labour.

ECONOMIST: Regional government