It came from the direction of Sagittarius; the nearest star in that direction is 220 light-years away.
它来自射手座的方向；那个方向最近的恒星距离220光年。
For certain wavelengths of light, routers along that path would accept signals coming in from only one direction and send them off in only one direction.
这条链路上的路由器对某种特定波长的光束，只接受从一个方向进入的信号，也只向一个方向发送这些信号。
Some initial triggering mechanism is needed to push one group in one direction, and another in another direction.
将一个群推往一个方向，将另一个群推往另一个方向，这需要一些最初的触发机制。
When you spin the wheels, the first and third wheels spin in one direction, while the second wheel spins the other direction.
在转动转轮时，第一个轮和第三个轮朝一个方向转动，而第二个转轮朝另一个方向转动。
The researchers found that if they stretched out the substance in a second direction perpendicular to the first, it could then be stretched in any direction without harm.
研究人员发现，如果向着第一次拉伸的垂直方向拉扯，它仍然能够向着任何方向毫无损害地任意伸展。
Yet if it was even slightly obvious which direction Earth was, everyone would point their feet in that direction.
然而如果地球的方向甚至稍微有些清晰，每个人都会把脚指向那个方向。
Once you map the relationship in one direction the mapping tool will automatically complete the mapping in the other direction.
一旦您映射了一个方向的关系，映射工具会自动完成另一个方向的映射。
Depending on the style being used, you have to control both the writing direction of the identifiers used within formulae, and, separately, the layout direction of the formula itself.
根据所使用的样式，您必须既能控制公式中所用标识符的书写方向，还要能单独控制公式本身的布局方向。
That means we fix a direction, we fix a ray out from the origin in a certain direction.
那就是固定一个方向，固定一条从原点出发沿固定方向的射线。
And so one string must be pulling in this direction and the other string must be pulling in this direction so that the net force on the system is zero.
因此一条细绳施加一个拉力，朝这个方向，另一条细绳也必然施加拉力，朝这个方向，这样整个整体合力为零。
It is important that both attention and behavior, once initiated in a particular direction, tend to persist in that direction for a considerable time interval.
重要的是，不论注意力还是行为，一旦以一个特定的方向开始了，就会在一个相当长的时间间隔中保持在那个方向上。
So I started to run in the opposite direction to the car, which was incidentally the opposite direction to my house.
于是我开始朝车子的反方向跑去，当然了，也就是朝与我家相反的方向跑去。
We then used a quartz calcite, which has an effect on light that depends on the direction the light is propagating, to measure the direction as a function of position.
然后，我们用石英方解石测量作为位置函数的方向，石英方解石对光的影响这取决于光线的传播方向。
Therefore, the optimal solution is the farthest point on the polyhedron boundary from the axis' origin using the direction (1,-1) as a direction vector.
因此，优化解决方案是从轴的原点沿 (1,-1)方向作为方向向量指向多面体边界的最远点。
The direction of travel and strength of shock waves are influenced by wind, speed, and direction, and by air temperature and pressure.
冲击波的行进方向和强度受到风、飞行速度及方向、气温和气压的影响。
The likelihood of an electron scattering in a magnetized iron layer depends on whether the spin points in the same direction as the iron magnetization or in the opposite direction.
一个磁化的铁层的电子散射的可能性就取决于是否自旋是否指向与铁磁化的同一方向。
In addition to these three properties, lines also have a direction, and each direction is capable of eliciting a different emotional response.
除了这三个属性以外，线还有方向，方向不同，籍以引发的情感反应也不同。
The direction of the nose (merely a point) indicates the direction of the person's gaze.
鼻子（仅是一点）的方向代表人注视的方向。
If I walk along c, I should say in the positive direction, in the direction that I have chosen to Orient c.
如果沿着C走，我应该说沿着C的正方向走，就是我确定了C的定向。
If they begin to wander off in the wrong direction I have my trusty shepherd's staff to prod them back in the right direction.
如果它们走到错误的方向去，我会用牧羊杖把它们赶回到对的方向去。
As magma rises under the mid-ocean ridge, ferromagnetic minerals in the magma become magnetized in the direction of the magma become magnetized in the direction of the geomagnetic field.
当岩浆从中海脊下涌起的时候，岩浆中的磁铁矿物质按地磁场的方向被磁化。
They work because they're not hammering away in the same direction over and over again - they're drilling out a new direction of thinking.
它们奏效是因为它们没有在朝一个方向不停锤打——而是朝一个新方向钻探。
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。
I don't even know whether it's in this direction or whether it is in that direction.
我甚至不知道，它是在这个方向，还是这个方向。
The motion of Jupiter will therefore appear to change direction for several weeks before changing direction again continuing its easterly drift.
因此在改变方向再次向东运行前，木星看起来有几周在逆向而行。
As the selected ions moved in one direction, electrons (which are negatively charged) flowed in the opposite direction.
通过这种有选择性的离子使其向一个方向移动，电子(在阴极产生)则向相反的方向流动。
The other way to think about it, the direction in which the value doesn't change is a direction that's tangent to the level surface.
另一种方法是，函数值不变的方向是,是与等值面相切的方向。
The other way to think about it, the direction in which the value doesn't change is a direction that's tangent to the level surface.
另一种方法是，函数值不变的方向是,是与等值面相切的方向。
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