Because node structures go in only one direction, they know nothing about the sequence of nodes that precede them.
由于节点结构只指向一个方向，所以它们完全不了解它们之前的节点的顺序。
Immediate feedback lets you know if you are headed in the right direction, and every expert appreciates that information.
即时反馈可以让你了解前行的方向正确与否，每一个专家都会珍视这些信息。
As the old adage goes, if you don't know where you are going, then any direction will do.
就像古老的谚语说的那样，如果您不知道打算去哪里，那么什么方向都行。
Once you have decided to change direction towards that di nirvana, you have to know which path to take.
一旦你决定改变方向、想进入DI的天堂，你就必须要知道该走哪条路。
Like honeybees and ancient mariners, they can navigate by the sun, so they know the general direction in which to travel.
它们跟蜜蜂和古代海员一样，可以通过日照导航，从而知道出行的大致方向。
The International Emissions Trading Association, an industry body, called for “know your customers” rules, a step in this direction, in a letter to the EU that was sent a year ago.
一个行业组织，国际排放交易协会在一年前致欧盟的信中，要求遵循“了解你的客户”原则，便是朝这个方向迈出的一步。
Studies show that a man's brain measures speed and distance to know when to change direction.
研究表明，男性大脑通过估量速度和距离来知道什么时候转变方向。
After that he fully admitted that he had absolutely no idea what it meant, didn't know the details, but he knew that was the direction Nokia had to be heading.
这件事也值得一说。他在采访中说出这话的时候没有细想，后来也承认自己也不知道这话的意思，但他明白这就是诺基亚前进的方向。
Crucially, they form a barrier to exchange between groups, as anyone who has been caught up in a crowd and pulled inexorably in the wrong direction will know.
关键的一点是，拉格朗日拟序结构中的界限可以在群体间互换，正如一个人被挤进了错误的人群接着随着人群驶向错误的方向。
If you look at a movie that's being played backwards, you know it immediately because most things have a distinct time direction attached to them: an arrow of time.
假如你让电影倒带播放，你会发现任何事情都带有明显的时间方向性质，就像有东西拉着他们：时间箭头。
Well, I would have to know the time that it takes for this change in direction.
这还得知道它，改变方向，所消耗的时间。
Spatial ability allows a man to rotate a map in his mind and know in which direction to go.
空间能力使男人能在大脑中旋转地图，知道往哪个方向走。
I mean, if you are on a mountain, and you know that you are facing the mountain, that's the direction of fastest increase.
我的意思是，如果你在一个山上，你面对着山，那是最快的增加方向。
And you're trying, you know by Le Chatelier, you know that it went in the wrong direction for you here.
你在尝试你知道勒夏特列原理，你知道，反应朝错误的方向进行。
The only thing I don't know is whether this guy will be going in the same direction as big N or in the opposite direction.
我唯一不知道的事情是,这个东西和大N有相同还是相反的方向。
We choose which direction we want to aim for, you know, which point of the sphere we want to aim at.
需要把目标定在一个方向上，需要把目标定在球上的某个点。
If, however, this object wants to go in this direction - which I do not know-- then the frictional force has to be put in this direction.
不过如果物体有下滑的趋势,我不知道-,那么摩擦力,就会向上。
Exactly. So we know if we simulate it, one, the drunk has moved in some direction, 1 and will be exactly one step from the origin.
是的，所以我们知道如果我们要进行模拟，这个醉鬼向某个方向移动了，移动的距离是。
Today the world constantly tries to throw you out of balance and sometimes no matter what you do you still feel like your life is going in the wrong direction (I know I feel this way sometimes.)
现在的世界不断的把你抛出平衡的状态，很多时候无论你做什么你都感觉生活在朝错误的方向前景。
x Well, we know how to compute partial w over partial x y or partial w over partial y, which measure how w changes if I move in the direction of the x axis or in the direction of the y axis.
我们知道如何计算∂w/∂,或者∂w/∂,这衡量了我在x轴,或者y轴方向上移动时，w的变化。
Oh, how do I know if it points in that direction on the opposite one? Well, that depends.
噢，你想问我是如何知道它是向那个方向,还是另外一个方向的，嗯，这个就要讨论一下了。
Every caribou knew when it was time to run and in which direction to go, even if it didn't know exactly why.
每只驯鹿都知道什么时候该跑以及往哪个方向跑，甚至它们并不知道它们为什么要那样。
Because scientists know it's foolish to try to predict the direction of a flu pandemic.
因为科学家知道，试图预测一场流感爆发的流行病是荒谬的。
Nearly all countries want to move in this direction, but do not know what policy options are most effective, what they will cost, and where to find the funds.
几乎所有国家都希望朝此方向迈进，但不知哪些政策选择最为有效，需要多少资金，并在何处可以找到资金。
Such people know clearly what they want and they know the direction they are heading to.
这种人非常清楚他们需要什么，知道他们前进的方向。
Most Americans don’t know what that is like, but unless the nation reverses direction, more are going to find out.
大多数美国人并不知道那是一种什么样的生活，但是，除非国家改变政策，否则更多的美国人将会面临那种生活。
If you know where you were when you deployed an experiment and which direction you were facing, you should be able to find it.
如果你知道你试验地点的坐标和你面对的方位，你就应该能再找到它。
As regular readers will know, I have travelled in the opposite direction to my colleague George Monbiot, in moving from supporting nuclear power to opposing it, based on five key questions I drew up.
我的长期读者都知道，我已经走向了与我的同事乔治•蒙特的观点的对立面，我已经从一个核能的支持者变成了一个核能的反对者，原因就是我上面提出的那五个重要问题。
As regular readers will know, I have travelled in the opposite direction to my colleague George Monbiot, in moving from supporting nuclear power to opposing it, based on five key questions I drew up.
我的长期读者都知道，我已经走向了与我的同事乔治•蒙特的观点的对立面，我已经从一个核能的支持者变成了一个核能的反对者，原因就是我上面提出的那五个重要问题。
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