1. as plain as the nose on one's face一目了然；一清二楚
某某东西在平原上如同鼻子在脸上，说明清清楚楚，明明白白，一目了然。它描述的是非常清楚、容易看到或理解的东西。
It's as plain as the nose on your face.
那是显而易见的。
那是明摆着的。
那是一目了然的。
2. on the nose在鼻子上；完全正确，完全准确；正好，恰到好处
相当于一个副词
She puckered her lips into a rosebud and kissed him on the nose.
她双唇努起犹如一朵玫瑰花蕾，在他的鼻子上吻了一下。
His guess about the new company succeeding was right on the nose. After only a year, it is making a lot of money.
他对新公司会成功的猜测是正确的。仅仅一年之后，公司就盈利很多。
Her estimate was right on the nose.
她的估计十分准确。
The budget should hit the $136 billion target on the nose.
预算应该正好达到1 360亿元的目标。
3. have a nose对……敏感，善于发现；擅长寻找；有发现……能力
You have a nose for news.
你善于发现新闻线索。
A reporter must have a nose for news.
记者必须对新闻线索要有敏锐的嗅觉。
你对发现新闻很敏感。
A good detective has a nose for solving crimes.
优秀的侦探对破案有敏锐的嗅觉。
As a journalist, she has always had a nose for a good story.
作为一名记者，她总是能够捕捉到好新闻。
She has a nose for learning English.她对学英语有敏锐的嗅觉
4. keep one's nose clean循规蹈矩；不做违法的事;不惹是生非，安分守己
John,if you don’t learn how to keep your nose clean, you’re going to end up in jail.
约翰，如果你再惹是生非，你总有一天会坐牢的。
Since leaving prison, he's managed to keep his
nose clean.
自从出狱以来，他已做到规规矩矩。
5.keep one's nose out of sth
避免插手（他人的事）；尽力不卷入（或介入）
He'll keep his nose out of it. I appreciate that.
他不会过问的，太感谢了。
poke/stick one's nose into sth
多管闲事；插手（与己无关的事）
stick one's nose in sth : to try to become involved in sth that does not concern you
多管闲事，插手与自己无关的事情；干涉与自己无关的事情
Why did you have to stick your nose in?
你为什么非要插手？
Look at you, stick your nose in your father between me.
看看你，你在对你爸爸和我的事情在多管闲事啦。《十全十美》
You’re always sticking your nose into my business.
你总是瞎掺和我的事。
6. look down one's nose at sb/sth对…不屑一顾；蔑视
I don't look down my nose at comedy
我并不轻视喜剧。
Just look at the airs she's giving herself, looking down her nose at everybody.
你看她的神气，简直是目中无人。
With a lot of people backing him up,
he would naturally be giving himself airs and looking down his nose at everybody.
有人给他撑腰打气，他自然趾高气扬，目中无人了。
He is not so important himself, so he should not look down his nose at others.
他本人并不那么了不起，所以他不该瞧不起他人。
I think he looks down his nose at my work.
我想我做的事情他是看不入眼的。
7. turn one's nose up at sth拒绝；看不上；看不起
I'm not in a financial position to turn up my nose at several hundred thousand pounds.
我的经济境况使我无法对几十万英镑无动于衷。
My friend turns up his nose at anyone who hasn't had a college education.
我的朋友对没有受过大学教育的人一律瞧不起。
8.thumb your nose at sb/sth
嗤之以鼻；蔑视
The company just thumbs its nose at the legislation on pollution.
这家公司完全不把污染立法放在眼里。
He has always thumbed his nose at the media.
他对媒体一直都嗤之以鼻。
thumb [θ?m] n.拇指;(手套的)拇指部分
v.翘起拇指请求搭乘(过路汽车);示意请求搭便车;用拇指摸;用拇指捋
9. powder your nose补妆，净手（也可能是女士如厕的委婉说法）
I'm just going to powder my nose.
我想去补补妆。
powder [?pa?d?r]
n.粉;粉末;细面;扑面粉;美容粉
vt.搽粉;抹粉
注意：power [?par]
n.权力;能力;控制力;影响力;操纵力;统治;政权;机会;（全部）体力，智力;有影响力的大国;某方面的力量（或影响）;力;能;电力供应;乘方;放大倍数
v.驱动，推动(机器或车辆);(使)迅猛移动，快速前进
10. rub sb's nose in sth揭疮疤；不断恶意提起某人以往的过失
His enemies will attempt to rub his nose in past policy statements.
他的对手会试图揪住他过去政策陈述的漏洞不放。
I felt like the world was rubbing my nose in something.
我感觉这个世界在针对我。
Can't you just rub his nose in that?拿这件事去炫耀不就够了吗？《生活大爆炸》
You are silly to rub her nose.你愚蠢地提起她的过失。
rub [r?b] v.擦;磨;搓;(使)相互摩擦;摩擦(尤指引起疼痛或损害);涂
n.擦;抹;搓;揉;问题;困难
下面还有几个用法：
pick your nose挖鼻孔,挖鼻屎
blow one's nose 擤鼻涕；
follow your nose 凭直觉行事/跟着感觉走；笔直走；凭本能行事
pay through the nose付出高昂代价；
pay through one's nose for sth付出过高的代价；
lead sb by the nose控制某人，牵着某人的鼻子走
keep one's nose to the grindstone埋头苦干，工作勤奋
nose around 到处打听；四处闻一闻
hold/have/with someone's nose is in the air. 自负，自大；目中无人，
under one's nose公然做；无视某人做某事，在……对面做某事，在……眼皮底下做某事
win by a nose 险胜
See no further than one's nose.鼠目寸光。
You'll have to pay through the nose for those curios.
你买那些古玩得花大钱。
You have a big nose.
你是个爱打听;爱管闲事的人。
I don't think much of him. He has a big nose.
我认为他不怎么样，他是个爱八卦的人。
