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It is said to be most-useful to athletes in endurance sports such as cycling and distance-running.
VOA: special.2011.04.12
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It would be so easy if you built a cohesive system that carries the entire transaction to create a receipt that is useful.
如果你建立一个,能覆盖整个交易过程,能产生有效的收据的系统,一切都会变得更容易。
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English is a very good language to learn and it's very useful,
英语是一门值得学习的语言，它非常地实用，
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It never comes back to the United States. Robyn Nietert says the income created by these loans is not only useful for the individual women and their families.
VOA: special.2010.06.16
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Sometimes a blunt cut is useful if you want to sort of grow a sticky end of your choice on it.
这时候钝切口很有用,尤其在你想获得选定的粘性末端的时候
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She says health facilities are a fundamental part of community life and it is important they are designed to be useful in case of emergency.
VOA: standard.2009.10.14
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The other reason we teach it here, in addition to it being simple, is that it's incredibly useful.
这种思想的原因之一，另一个原因,是除了简单它还十分有用。
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I think it's very useful. It may not be immediately apparent to people in Darfur, but in the end it is a contribution towards a solution to their problem."
VOA: standard.2009.10.23
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Now, if we go back to our Carnot cycle which is a set of reversible paths, it's useful to compare this to what happens in an irreversible case.
如果回到卡诺循环,它是由一系列可逆过程组成，我们将它,和不可逆过程的情况相比较。
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But when you start writing programs, especially when we get to web-based stuff where you want -- to check the user's input -- is it valid, is it an email address, -- and all these different scenarios -- it's actually often useful to be able to just enumerate them or rattle them off using this switching construct instead.
但是当你看是写程序时，特别是当我们,使用基于网络的东西，你想要,检查用户的输入-,它是合法的吗？它是不是一个电子邮箱地址？,所有的这些场景-,实际上它常常是有用的，当你用枚举结构列举它们,或者用它来快速地来说出它们。
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It depends on" is very useful when you're trying to make a decision when things are unclear and you're waiting.
当你在形势不明朗，仍在观望而无法做决定的时候，"It depends on"句型是一个非常有用的句型。
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I think for the moment it should be plain to you that this is a good way of understanding what the difference between a useful preconception and a useless preconception brought to bear on an interpretative act might consist in.
我想大家现在都能够,从这个例子中明白,解读中有益先见,和无益先见,之间的区别了。
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Because at the end of the day, if game theory is going to be useful for you in your later lives, whether it's in dating or in running a company or whatever it happens to be, you need to able to go from the story to the model.
因为到最后,如果你们在以后想要运用博弈论,不论是用在约会上还是在运作一家公司上,或者其他的什么情况,你需要从具体情况中提炼模型
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Well, one answer is because what I-- how I score on that test isn't going to tell you anything about me It's not going to relate to my grades It's not going to relate to how well I'm liked ? How do we know the SAT is useful?
一个原因是,我在那个测试中的得分,不会透露出任何我的信息,与我的学习成绩无关,也不会说明我有多受欢迎,我们怎么知道SAT有没有用？
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But since it is my intent to write something useful to whoever understands it, it has appeared to me more fitting to go directly to the effectual truth of things than to the imagination of it.
但因为我的目的是,书写一些对任何懂的人,有用的东西，所以最合适的方式是,直接书写事情的有力事实,而非妄想。
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But notice what this does. The first thing it does is, it says, let's check and make sure x is greater than or equal to 0. If it isn't, notice what's going to happen. None of that block is going to get executed, and it's going to come down here and print out a useful piece of information, which says, hey, you gave me a negative number. I don't know how to do this.
做的是和以前一样的事情,但是注释它做了什么，第一件做的事情就是,程序说，要去检查并且确信x是大于等于0的，如果不是的话，请注意会发生什么,下面的代码都不会被执行,程序会到这里来然后显示一些有用的信息,信息会说，嘿，你给了我一个负数,我不知道该怎么弄这个了。
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What I mean by that is, pick a simple set of values, and let's walk through it to see what happens. And this is useful because it's going to allow me to A make sure that I've got something that's going to terminate, it's going to let me make sure that in fact I'm doing the right kinds of updates.
原因你们知道的，好，模拟代码,我的意思就是,选出一系列的值来,然后模拟下代码的执行来看看结果,这很有用因为这让我确保我的程序在某个地方,可以终止，还会让我确保实际上我。
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It certainly is, it still is going to be useful to do thermochemistry.
实际上，这样的物理量在化学热力学中是非常有用的。
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The other is that this kind of adherence gives the tissue a property that's useful, in this case the property is it can serve as a barrier to nutrients from entering our body.
另外这种黏附,给予组织一种非常有用的属性,这种属性表现为组织成为,营养物质进入身体过程中的屏障
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OK. All right, let me show you one other tool that I want to use. Which is, I've written that piece of code, I ought to check it. Well, I could just run it, but another useful thing to do is, I'm, especially as I want to debug these things, is to simulate that code.
好，那么，让我给大家讲下,我想用的另外一个工具吧,也就是，我已经写好了这一块代码，我应该去检查检查,那么我可以去运行它,但是特别是当我想要调试代码的时候。
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It depends on” is useful when you're talking about one subject in relationship to another subject.
当你在谈论一个话题与另一个话题的关系时，“It depends on”句型是非常有用的一个句型。
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And this is extremely useful when it comes to filling in gaps in sounds.
当需要在声音中填入间隔时,自上而下加工是非常有效的
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You want to give it to children because it's children that are susceptible, and that's where you would like the vaccine to be useful is in children.
你想把疫苗分发给孩子们,因为他们最易受到感染,同时你也希望,疫苗可以对孩子有效
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