【托福培训-听力】托福听力：听力中常见的惯用语.

　12.high and low：到处

　　Paraphrase:everywhere

　　TPO: T5C1 – Student & Counselor at the University Counseling Center

　　And it so happened that the cellist graduated last year. They’ve been searching high and low for a replacement, someone with experience.

　　大提琴手去年毕业了，他们到处寻找有经验的接班人。

　　13.how come：为什么，怎么会

　　Paraphrase: disbelief or surprise

　　TPO:T26L3 – Astronomy

　　I mean, how come Halley’s is still there? After four and a half billion years. How could it be?

　　我意思是，经过了45亿年哈雷彗星怎么还在那，怎么可能?

　　14.let alone：更不必说;不打扰

　　Paraphrase: to say nothing of…

　　TPO: T22L2 – Astronomy

　　we know the Sun’s current rate of mass loss, but if we assume that this rate has been steady over the last four billion years, the young Sun wouldn’t have been massive enough to have warmed Earth, let aloneMars, not enough to have caused liquid water.

　　我们知道太阳现在质量在衰减，如果我们假设太阳质量衰减的速度是恒定的，那么经过40亿年，太阳将不再有足够的质量给地球提供热量，更不用说火星了，这些热量都不够形成液态水。

　　15.off the hook：摆脱困境;脱身

　　Paraphrase: avoid sth.

　　TPO: T15C2 – Student & Biology Professor

　　And that's supposed to be a quiet environment? Not exactly. My brother and parents try to keep it down when I am studying, but the phone pretty much rings off the hook, so ...

　　本该是一个很安静的环境吧?事实却不是这样，在我学习的时候都爸爸和哥哥放低声音，但是电话却响个不停。

　　16.pros and cons：利弊

　　Paraphrase: advantages & disadvantages

　　TPO: The question is how. I mean no one really thinks that, say a bee goes through weighing the pros and cons of pollinating this flower or that flower.

　　问题在于怎样做到的。没有人会认为蜜蜂给花朵授粉的时候会去权衡一下这朵花和那朵花的利弊。

　　17.put two and two together：根据事实推理

　　Paraphrase: reach acorrect conclusion from the evidence; making inference

　　TPO: T3L4 – Astronomy

　　Sohe put two and two together, and decided there was an element in the sun that hadn’t been discovered here on the earth yet.

　　所以他根据现有情况推断，太阳里有一种元素是我们至今都没有发现的。

　　18.rule of thumb：经验法则

　　Paraphrase: approximately

　　TPO: T2C1 – Student & Professor

　　.. like your parents. That’s usually my rule of thumb: would my parents understand this?

　　例如你的父母。按我的经验我会问一句，我的父母能理解吗?

　　19.spot on：完全正确

　　Paraphrase: exactly right

　　TPO:T29L4 – Structural Engineering

　　There’sa reason I mentioned that figure of 36,000 kilometers. That’s about how high an object would have to be orbiting straight up from the equator to constantly remain directly above the exact same spot on the rotating planet Earth.

　　就像我刚提到的，36000公里是近地同步卫星的最低轨道高度。

　　20.take for granted：认为…理所当然

　　Paraphrase: assume sth.Is real for sure

　　TPO: T24L3 – Archeology

　　Today we take for granted that there horizontal bands of plant communities.

　　今天我们认为植物带的水平分布是理所当然的。

　　21.tall order：离谱的要求，苛求

　　Paraphrase: hard to achieve or fulfill

　　TPO: T5C2 – Student & Professor

　　It's still a pretty tall order, and we will be moving right along, so you will really need to stay on top of it.

　　这始终是个苛刻的要求，我们要一直保持前进，你就必须保持在巅峰状态。

　　22.tongue in cheek：不是认真的，虚情假意的

　　Paraphrase:not seriously

　　TPO:T12L1 – Biology

　　That's the so-called JUNK DNA. Though the word junk is used sort of tongue in cheek.

　　这就是所谓的“无用DNA”，不过junk一词在这里有点嘲弄的意思。

　　好啦，TPO里面出现的一些俗语给大家整理的差不多了，下次再听到就不会一头雾水啦!平时在听TPO的时候，遇到一些特殊用法，小朋友们要记得不断整理归纳，不断扩充自己的知识储备哦~

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