单词pain的谚语（地道表达painin）

pain in the ass的意思是指让人讨厌的人或事，即someone or something that is very annoying。千万别理解成字面意思“屁股痛”啦，要不然还真是尴尬呢。要注意的是在说英语的老外，特别是美国人眼中，用” pain in the ass”去评论一个人，是一个很粗鲁的行为，甚至带有一些挑衅的意思。所以更多的时候他们会使用”pain in the neck”来表示让人讨厌的人和事。

This calculus homework is a pain in the neck. It's not that I don't understand it, it's just so tedious! 微积分作业太烦人了，我并不是不会做，它就是太讨厌了！

我们再来分享英语中一些跟身体有关的成语吧：

all ears 洗耳恭听

Give me a minute to finish my work and then I'll be all ears to hear about your project. 先给我点时间做完作业，然后我会好好听你讲讲你的计划。

break a leg 祝你好运

Today's the big game, eh? Break a leg! 今晚的主角，祝你好运！

cold feet 紧张（nervous just before a big event）

My sister didn't get cold feet until she put her wedding gown on. 我妹妹穿上婚纱后就开始紧张了起来。

cost an arm and a leg 付出昂贵的代价

These cakes are delicious, but they cost an arm and a leg. 这些蛋糕真好吃，但是太贵了。

cry your heart out 极度伤心

I cried my heart out when my best friend moved away. 当我朋友搬走的时候，我伤心极了。

face the music 艰难的面对（批评和惩罚等不好的结果）

I stayed out all night. When I eventually got home I had to face the music from my wife. 我在外面混了一整夜，回到家后我不得不面对我老婆的责备。

get something off one's chest 一吐为快

Thanks for listening to me complain about my boss. I just needed to get this off my chest. 谢谢你听我抱怨我的老板，我是真的很想一吐为快（憋着不说太难受了）。

have one's head in the clouds 不切实际的幻想

Amy has her head in the clouds if she thinks she's going to pass her exams without studying. Amy总是幻想着她能不复习就通过考试。

head over heels 深爱

My brother is head over heels for his new girlfriend. 我弟弟深爱着他的新女友。

keep an eye on 注意，留心

I'll keep an eye on the dinner while you're on the phone. 你打电话的时候我会帮你看着晚饭。

keep one's chin up 振作起来

Keep your chin up. I'm sure you'll make some friends soon. 振作起来，你肯定很快就能交到朋友的。

let one's hair down 放松

Go to the cottage and let your hair down this weekend. 这个周末到小屋去放松一下吧。

lips are sealed 守口如瓶

Don't worry, I won't tell your mother how much you spent. My lips are sealed. 别担心，我不会向你妈妈透露你花了多少钱的，我的嘴巴很严。

rule of thumb 基本规则（通常不被遵守）

The rule of thumb is that the students wear black pants and white shirts. 基本的规则是这样的，学生需要穿黑裤子和白上衣。