Some of them might be spinning clockwise, in which case, according to the right-hand rule we would consider them spin-down.

它们中的一些可能是顺时针旋转的，在这种情况下，根据右手定则，我们认为它们是向下旋转的。

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Spin is the important element here, since at first spinsters were young women whose main labor was to work at spinning flax or sheep's-wool into tread or yarn.

纺纱是这个词里的一个重要因素，因为最初“spinsters”（纺纱者）是指那些主要从事纺织工作，将亚麻或羊绒纺成丝线的年轻姑娘。

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When it's spinning parallel to the ground, support your weight on your left foot and use your right foot to power your spin; the momentum of the hoop should carry you around.

首先从前位站姿开始；让呼啦圈逆时针转起来，当旋转和地面平行的时候，把重心放到左脚上，用你的右脚来给力；呼啦圈的动力会带动你晃动。

youdao

And some of them might be spinning clockwise, in which case, according to the right-hand rule we would consider them spin-down.

而另一些电子则是在顺时针自旋，在这种情况下，根据右手定理,我们会以为它是在向下转。

麻省理工公开课 - 固态化学导论课程节选

So you can see, if it's spinning on its own axis in this direction we'd call it spin up, where as this way it would be what we call spin down.

你们可以看到，如果它绕自己的轴朝这个方向转,我们就说它是自旋朝上，这个方向我们叫它自旋朝下。

麻省理工公开课 - 化学原理课程节选

Electrons are subatomic spinning tops: Spin up and spin down are the electron's version of clockwise and counterclockwise.

FORBES: Magazine Article

But, as it strives to add depth to its breadth, spinning off some spin-outs completely could yet make sense.

ECONOMIST: Spinning it out at Thermo Electron

Are you inching closer to actually offering an analysis of it, or are you are really going to keep spinning the same old spin?

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