The vehicle made a neat curve and then sank downward.

Then he was gone, and the elevator was sinking downward.

"If the confrontation, whatever its roots, is allowed to continue, then Thailand will sink downward."

He began to sink downward, back into the earth, but Rebecca lunged forward.

Before his eyes had recovered, he felt the floor under him starting to sink downward.

Lucy became bored looking out over the damp potato fields, and sank downward.

He sank downward into the river, down through the silver waters, and was gone.

The Centurion approached the marine world and soon sank downward into the atmosphere.

They sank downward on the grav field into the lower depths.

Slowly, she sank downward until he was poised at her creamy opening.