Noun (short for noun)? ring

Adjective? Ringed

?

Phrases:

Annular marker ring;

Annular waveguide disk

Waveguide; Rat race;

Ring waveguide circuit runway

Circuit;

Example:

There should be no circular dependencies during setup.

There should be no circular dependencies during the build process.

Zazie Hoko

The astronauts stared down at the craters of the moon, which was the first time that humans had seen them from such a close distance.

The astronauts looked down at the craters on the moon, which was the first time that humans had seen them so close.

I hope I can help you, and I hope to adopt it!