控制;駕馭
get something under control
●TPO25L4 – Animal Behavior
Apparently,it also contributes to the development of a brain that's flexible, a brain that's quickly able to get a handle on unfamiliar situations.
很顯然,它對大腦靈活、快速的適應(yīng)陌生環(huán)境有著重要幫助。
heavenly body
天體
planet
●TPO18L1 – Astronomy
That's because of their belief at the time that the heavenly bodies, the Sun,Moon,Stars and Planets, were perfect, without any flaws or blemishes.
這是因?yàn)樗麄儓?jiān)信所有的行星,太陽,月亮等等,都是完美無瑕的。
high and low
到處
everywhere
●TPO5C1 – 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.
大提琴手去年畢業(yè)了,他們到處尋找有經(jīng)驗(yàn)的接班人。
how come
為什么,怎么會
disbelief or surprise
●TPO26L3 – 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,經(jīng)過了45億年哈雷彗星怎么還在那,怎么可能?
let alone
更不必說;不打擾
to say nothing of…
●TPO22L2 – 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 alone Mars, not enough to have caused liquid water.
我們知道太陽現(xiàn)在質(zhì)量在衰減,如果我們假設(shè)太陽質(zhì)量衰減的速度是恒定的,那么經(jīng)過40億年,太陽將不再有足夠的質(zhì)量給地球提供熱量,更不用說火星了,這些熱量都不夠形成液態(tài)水。
off the hook
擺脫困境;脫身
avoid sth.
●TPO15C2 – 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 ...
本該是一個(gè)很安靜的環(huán)境吧?事實(shí)卻不是這樣,在我學(xué)習(xí)的時(shí)候都爸爸和哥哥放低聲音,但是電話卻響個(gè)不停。
pros and cons
利弊
advantages & disadvantages
●The question is how. I mean no one really thinks that, say a bee goes through weighing thepros and cons of pollinating this flower or that flower.
問題在于怎樣做到的。沒有人會認(rèn)為蜜蜂給花朵授粉的時(shí)候會去權(quán)衡一下這朵花和那朵花的利弊。
put two and two together
根據(jù)事實(shí)推理
reach a correct conclusion from the evidence; making inference
●TPO3L4 – Astronomy
So he put two and two together, and decided there was an element in the sun that hadn’t been discovered here on the earth yet.
所以他根據(jù)現(xiàn)有情況推斷,太陽里有一種元素是我們至今都沒有發(fā)現(xiàn)的。
rule of thumb
經(jīng)驗(yàn)法則
approximately
●T2C1 – Student & Professor
.. like your parents. That’s usually my rule of thumb: would my parents understand this?
...例如你的父母。按我的經(jīng)驗(yàn)法則,我會問:我的父母能理解嗎?
spot on
完全正確
exactly right
●TPO29L4 – Structural Engineering
There’s a 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.
就像我剛提到的,36000公里是近地同步衛(wèi)星的最低軌道高度。
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