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。

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

youdao

爱红咖啡馆根据「右手定则」，磁场会对通有电流的电线施力。

A magnetic field exerts a force on a current -carrying wire according to the familiar "right-hand …"

youdao

如果沿顺时针方向走，就会发现这个曲面在左方，或者用右手定则来判断。

If you walk clockwise, you will see that the surface is to your left or use the right-hand rule.

youdao

如果沿顺时针方向走，就会发现这个曲面在左方，或者用右手定则来判断。

If you walk clockwise, you will see that the surface is to your left or use the right-hand rule.

youdao