她把棕色的头发从眼前拢到脑后。

She pushed back the curtain of brown hair from her eyes.

《牛津词典》

史蒂夫又高又瘦，长着棕色的头发。

Steve is tall and thin and has brown hair.

《牛津词典》

她把深棕色的液体倒进了污水池。

She poured the dark brown liquid down the sink.

《牛津词典》

Their great brown, innocent eyes looked into ours with such soulful intensity that not one of us had the slightest sexual thought about them.

她们瞪着天真的棕色大眼睛盯着我们,我们也望着她们，心里没有一丝邪念。

耶鲁公开课 - 1945年后的美国小说课程节选

So, yeah, I just, I don't really like having brown hair because I feel like a lot of people have it

所以，我真的不喜欢棕色的头发，因为我觉得太多人都是棕色头发了。

忘不了的生日礼物 - SpeakingMax英语口语达人

The rest of this, this sort of beige part of the molecule here is called the polylinker part.

剩下这部分,这部分淡棕色的分子叫做多克隆位点

耶鲁公开课 - 生物医学工程探索课程节选