Although they are pretending hard to be young, grey hair and cellulite give them away.

尽管他们尽力装出年轻的样子，但是灰白的头发和皮下脂肪团却暴露了他们的真实年龄。

《柯林斯英汉双解大词典》

I find it hard to blow-dry my hair.

我感到给我的头发吹风很困难。

《柯林斯英汉双解大词典》

It's hard to tell it's even Gosling under that thinning hair and that sour demeanor, but it is.

很难相信那个拥有稀薄的头发和难堪的行为方式的人会是高斯林，但是他确实是。

youdao

Apolo Anton Ohno, who still sports his trademark "soul-patch" [of facial hair just above his chin, says his hard work has paid off.

VOA: standard.2010.02.23

Something that the writer implies (and I am sure it was not his intention) is that many men feel threaten by the fact that women can do multitasks without having a hard attack or losing hair because we are used to work under a lot of pressure (family, friends, co-workers, society).

FORBES: Magazine Article

Babs was what Diana, God help us, might be thirty years hence high-heeled, ceramicized, liposucted, devaricosed, her golden fall of hair as shiny and hard as peanut brittle.

NEWYORKER: Wakefield

Maybe she's a shade too attractive -- it's hard to take your eyes off her hair, so luscious it practically demands its own trailer -- but the contrast with flinty, brittle old Gus is effective, and Adams shows some grit too, easily bossing Justin Timberlake (game as the movie's token love interest).

CNN: STORY HIGHLIGHTS