1. Expression：smooth one’s hair the wrong way

Explanation：Make someone angry. （使某人恼怒）

Example：That kid practicing the drum next door every night is really smoothing my hair the wrong way. I'm just about at the end of my patience; one of these days I'm going to call the cops and complain.

隔壁那孩子每晚都在练习打鼓，这真使我不胜其扰。我几乎到忍无可忍的地步了；这两天里我就会去找警察申诉。

It smoothed John’s hair the wrong way that he found out that someone else had been given the promotion instead of him.

John发现别人得以晋升，而自己没有，这可把他惹怒了。

I think I might start cycling to work in the morning—this traffic really smooths my hair the wrong way!

我想我或许开始早上骑自行车去上班，因为这交通情况真的让我恼怒极了。

2. Expression：do one’s hair

Explanation：做发型

Example：The girls have their hair done to get ready for the party.

姑娘们做好了发型，准备参加聚会。

I 'd love to change the way I do my hair .

我希望改变一下我的发式。

Chin Mah, hurry up and do your mistress's hair.

金妈，赶快给姨太太梳头。

3. Expression：split hairs

Explanation：To make or focus on trivial or petty details, differences. （把精力集中在非常细小的细节或区别上，缠住细枝末节问题不放，吹毛求疵）

Example：Look, Granny would be upset to hear you arguing like this. Let’s not split hairs. We'll take turns putting our names on plates, books, pictures. That's the fair way.

哎，奶奶要能听到你们这样争吵也会生气的。我们别为这些小事争来争去纠缠不休了，还是大家轮流把自己的名字贴到自己想要的盘子，书和照片上吧，这样分才公平。

Look, let's tell our lawyers to stop splitting hairs on things like whose name comes first in our ads. I don't care! I'm ready to sign the contract right now if you feel the same.

哎！我们去跟各自的律师说说吧，别再纠缠广告上把谁的名字排第一之类的细枝末节的问题了。我才不在乎呢！要是你同意我的看法的话，我现在就准备在合同上签字了。

I'm sorry to split hairs but your portion of the bill is $25.97, not $25.79.

对不起，我要吹毛求疵了——你的那份账单是25.97美元，不是25.79美元。

I actually think it was your responsibility, not Dave's, but let's not split hairs about it.

实际上，我认为这是你的责任，不是Dave的责任。我们不要再纠结这些细枝末节的问题了。