由于工作压力大，作息不规律，有人开始脱发，有人头发已经变白。
那么问题来了，“白发”怎么说？是White hair吗？并不是！
gray hair
=白发 （不是灰发）
▍I've got more gray hair recently, am I getting old?
我最近多了很多白头发，我是变老了吗？
=担心的，紧张的， 有压力的
▍I have gray hair from raising four kids.
抚养四个孩子我真的觉得压力山大啊！
02
in someone's hair
= 在头发里
▍The gum got in my hair and I had to cut it out.
口香糖粘头发上了，我只能剪掉了。
03
put one's hair up
=扎起头发，梳起马尾辫 ponytail
▍You look so confident when you put your hair up.
你梳起头发看起来非常有自信。
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