Rivers can differ in size and there is no strict rule on how big a flow of water must be to be called as a river.
河流的流域会有不同，对于有多大的流量才能被称为河流没有严格的规定。
On the first day, we took a balloon tour over the rock, and I was surprised at how big it was.
第一天，我们乘气球飞越了岩石，我惊讶于它是如此之大。
这是多么大的挑战啊！
How big does your swarm have to be?
你的群必须有多大？
How big is Uttar Pradesh, India's most populous state?
印度人口最多的邦北方邦(uttar Pradesh)有多大？
But how big would the device have to be to generate thousands of odors?
可是，要是能产生数千种气味，这个设备得有多大啊？ ！
But how big would the device have to be to generate thousands of odors?
那这个产生上千种味道的装置该有多大呢？
He seems to 'get it' - 'it' being just how big a mess he has on his hands.
他似乎对眼下的形势了然于胸，知道自己手中是多大的一个烂摊子。
No one wants to hear about how big your company is or where you went to school.
没人愿意听你的公司有多大，或者你是在哪里上的学。
So the frog comes out from the well. He is very surprised. How big the world is!
于是青蛙来到井外。他十分惊讶，原来世界这么大！
But exactly how big are emerging economies compared with the old developed world?
但是确切说来新兴国家与发达国家相比市场份额究竟占到多大呢？
Then investors will get to see how big the world's appetite for Treasurys truly is.
那么投资者就晓得世界对国债的胃口到底有多大了。
This might sound obvious, but it's amazing how big of a difference this can make.
这听上去似乎是显而易见的，但这条建议确实能带来惊奇的影响力。
Yet scientists don't know how big of a role these secondary aerosols play in smog.
但科学家们还不知道这些次生气溶胶在灰霾天气中起到什么样的作用。
Just how big a difference depends on what replaces the livestock and the land it grazes.
仅仅是替换了畜牧业和其牧场就会有这么大的不同。
Then, they give money. No matter how big or small the amount is, it has symbolic meaning.
实际上最早不是钱，它是一些象征性的物，那么后来呢，就给点钱，不管多少，有那么个意思。
How big is too big is something that DB2 decides based on the availability of free memory.
多大才算太大由DB 2基于空闲内存的可用性来决定。
Is it true that people there drive on the left side of the road? How big is big Ben, really?
那儿的人们是否真的靠左边驾驶，大本钟有多大，是真的吗？
If this looks large to you, imagine how big it would seem to someone half your size or smaller.
如果连你都觉得它很大。那么试想一下，对于身高不足你一半的孩子它会有多大？
How big will the site be when the editors decide that the sum of human knowledge is catalogued?
当由编辑们决定人类知识的总和如何分类编目时，该网站将有多大？
The European Union (EU) may also have a stick to wield, though it is not yet clear how big.
欧盟在监管上可能也会有一席之位，目前让欧盟居何要职还不得而知。
Economists should not get into a debate over how big the actual deficit should be some years hence.
经济学家不应参与实际赤字规模在几年后将有多大的辩论。
It may seem that way - but come 1, 000, 000 users later think about how big of an impact it will be.
看起来可能会是这样——但是以后会有1,000,000个用户，想想它会带来多大的影响。
Do it: Write down three things that you've accomplished. It doesn't matter how big or small they are.
行动吧：写下三件你曾经完成的事情，无论它们是多么的重大或是微不足道。
Scientists generally agree that a reservoir, no matter how big, cannot by itself cause an earthquake.
一个水库，不管规模有多大，仅靠它自己是没有办法引发地震的，这个观点已基本上为科学家们所公认。
But researchers can't know exactly how big the planet is unless they know the actual size of the star.
但是，研究人员还不能确切地知道地球有多大，除非他们知道的明星的实际大小。
Estimating how big the output gap is, and how much of a deflationary threat it still poses, is not easy.
要估测产出缺口的大小，及其可能引发通货紧缩的威胁有多大，并不容易。
Make greatest efforts to implement your duty, you should will know, how big do you have after all value.
竭力履行你的义务，你应该就会知道，你到底有多大价值。
Make greatest efforts to implement your duty, you should will know, how big do you have after all value.
竭力履行你的义务，你应该就会知道，你到底有多大价值。
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