If it didn't, we would have to wait a month or more for the planet's ponderously slow rotation to swing the Aphrodite region to the nightside.

The funeral march movement was taken at a ponderously slow tempo.

He explained that taking part in energy policy had been such a ponderously slow process in the past that it could take him four days to prepare a short letter.

Ponderously slow, he turned a painful head to look on the floor at the remains of the ruined suits.

Then he got up and with ponderously slow steps walked to his scroll-rack.

Still, for this moment, Aleneil could only watch and wait, as her elders and superiors set the wheels of politics and progress in ponderously slow motion.

Roane's ponderously slow gait had whipped him to a blind fury.

The process, under the circumstances, seems ponderously slow.

Change could be lightning fast, or ponderously slow; those ledges might have been worn smooth a hundred million years ago.

I think the version by Gidon Kremer and colleagues makes the first movement ponderously slow, but there is a seriousness and intention here that provides the proper weight.