Each circuit is concerned with a different sphere of activity.

This is the same relation as would be seen with a solid sphere.

They, in turn, were connected by lines with several other spheres, above and below the main structure.

She was floating separately, with a sphere in her hands.

We are proposing a complex system, with public and private spheres of economic activity.

With a sphere, a light can easily be bounced uniformly off its surface.

I wanted to show this border and, at the same time, link the two blocs with a sphere.

Combined with other spheres related to dance, such as set design, costumes, lighting and sound.

This same concept works in three-dimensional space, as well, but you're dealing with spheres instead of circles.

On either side, there are two pyramids with spheres.