"When I was sleeping I heard a knock at my door, and I opened my door and two men were there and gave me a pouch and said, 'A gift for you.'" The prosecutor asked Campbell if she knew who the gift was from.
VOA: standard.2010.08.05
If you knew only the third derivative of the function, you can have something quadratic in t without changing the outcome.
如果方程里有三阶导数,你就可以引入一个二次项,但是结果却不会变
If you knew you had a year left or two years left, ? what would you do with that time?
如果你知道自己还剩一年或者两年,这段时间你会怎么利用?
If you knew your way around in the funhouse like your own bedroom, you could wait until a girl came along and then slip away without ever getting caught, even if her boyfriend was right with her.
如果你在开心馆中跟自己在寝室里一样熟悉门道,你可以等一个姑娘前来,事后溜之大吉,绝不会被人抓住,即使她男朋友就在旁边。
How would it strike you if you knew nothing about it, if you had never heard of it before, if you open up the covers of this book for the first time?
如果你对新约一无所知,如果你对新约为所未闻,如果这是你,第一次翻开新约,会有什么感觉?
Well, if you knew a cell that could serve as a host for a virus, you could use this process of cell culture to make large quantities of virus,right?
如果你知道细胞可以变成病毒的宿主,可以用培养细胞的过程,制造大量病毒,对吧
First one says, if you knew the force acting on any body, without going into what caused the force, then you may set that force equal the mass times acceleration of the body.
第一部分是,如果你知道作用在任一物体上的力,无论这个力的来源是什么,都可以令力等于质量乘以物体的加速度
So now, this equation here relates three state functions together: the pressure the volume, and the temperature. Now, if you remember, we said that if you had a substance, if you knew the number of moles and two properties, you knew everything about the gas.
压强,体积和温度,大家应该还记得,我们提过,只要知道气体的摩尔数,和任意两个状态函数,就可以推导出其他的状态函数,这样,我们可以把它改写成。
What if you knew that Player II was going to choose Left?
如果知道参与人II会选左你们怎么选
But if you want to know the answer, and I knew it, but I forget what it is-- it doesn't matter.
如果你想知道答案,我曾经是知道答案的,不过我忘掉了,这不重要
That constellation of risk factors that gets packed together tells you more in some cases about a person's risk for disease than if all you knew was their weight.
上述提到的一系列的风险因素,能告诉我们更多有关个人的患病风险,这比仅仅知道体重更能说明问题
Ask yourself, what sorts of activities would you engage in ? if you knew that those activities carried with them the risk of dying?
问问你自己,你会参与什么样的活动,如果你知道这些活动带有死亡的风险?
On the one hand, it could be that certain facts, if you knew them, would cause you to behave differently without actually giving you any reason to behave differently.
一方面,可能有某些事实,如果你知道了它们,会导致你的行为不同,但并没有真正地给你改变行为的理由。
What if you knew what the sequence of a gene was?
假如人们知道了一段基因的序列
And your roommate says, "Inside the envelope are facts about this milkshake that if--I promise you it is indeed the case-- if you knew these facts, " you would not drink the milkshake anymore."
而你的室友说,“在信封里面是关于奶昔的事实,如果,我保证里面是事实-,你知道了这些事实,你就不会再喝奶昔了“
If you knew this was one kilogram, then the acceleration of the elephant, which will be some tiny number, maybe 100th of what this guy did; the mass of the elephant is then 100 kilograms.
如果已知这个物体的质量为 1 千克,那大象的加速度,会是一个比较小的数,可能是物体加速度的 1 / 100,大象的质量就是 100 千克
If you knew the second derivative of x, the answer looks like that.
如果你知道x的二阶导数,那么答案就是上面那个
- And it's worth--; it's sort of a useful test for asking yourself -- what are the things you must value in life-- to ask, what would you choose to do if you knew you had five years, ten years, ? what have you?
而这值得;,这算是一种很有用的测试,用来问自己什么是你在生命中必须珍惜的事-,问你会怎么选择,如果你知道自己还有5年,10年,之类的时间?
And if you stood up and started talking about everything you knew you'd look really smart too.
如果你也站上来讲你学到的,别人也会觉得你很聪明。
Is art important enough to you that you'd be prepared to watch, look at a masterpiece, if you knew that while you were enjoying it you could die, ? but that wouldn't happen otherwise?
艺术有没有重要到,让你准备好去看,去欣赏一件杰作,如果你知道在欣赏它的时候可能会死,但如果不去欣赏就不会死?
- After all, if you knew-- suppose we had the birthmarks that told you -- when you were going to die-- if you had that kind of a birthmark, you would face your entire life with the burden of knowing, I've got 48 years left, 47 years left, 50 years left.
毕竟,如果你知道-,假设我们有个胎记能告诉你,你什么时候去世-,如果你有那种胎记,你一辈子都将面对那种知情的压力,我还剩48年,还剩47年,还剩50年。
Well, what if you knew the sequence for the messenger RNA that made insulin and you designed another single stranded DNA or RNA molecule that was the exact opposite, or the exact compliment, I should say, of that strand?
那么,如果你知道了,合成胰岛素的mRNA的序列,并设计一段与其序列完全相反的,DNA或者RNA分子,应该说是完全互补的一段分子
Right now I want to go out with Peggy Sue, but if I knew these true--It's not that you think, oh your roommate has made it up, that these are lies; these are slander.
现在我想和Peggy,Sue约会,但如果我知道这些事实,不是你所想的那样,你室友瞎编的,都是些谎话;,它们是诽谤。
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