at a distance

基本解释

A young girl with wild hair and wide eyes followed us at a distance.
一个年轻的女孩，头发散乱，眼睛睁得大大的，在远处跟着我们。
This, again, is the effect of social proof, exacerbated because the stories are at a distance and it is extra effort to read them.
同样，这也是社会认同的效用。而它在这里起了负面效用是因为，故事本身在远处，要读它需要额外的努力。
The amplitude of the electromagnetic field (radiation) is one fourth the strength at a distance of two inches and fifty times lower at three feet.
手机对人体的辐射强度，在两英寸的距离时，减少到四分之一，在三英尺的距离时，会降低到五十分之一！

From a distance, they shot at each other. Close up, they cut each other with knives.
What we're going to do in forming a molecule is just bring these two orbitals close together such that now we have their nucleus, the two nuclei, at a distance apart that's equal to the bond length.
我们在形成一个分子时要做的就是,把这两个轨道放到一起,这样我们有他们的原子核，两个原子核，它们之间的距离为键长。
麻省理工公开课 - 化学原理课程节选
You have two of them separated at a distance.
假如有三个物体，其中两个相隔一段距离。
麻省理工公开课 - 热力学与动力学课程节选

Family members living at a distance may feel at a loss as to how to help.
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