He typed his report on an old, heavy, but quiet machine.

"You don't have to do that, the machine's not so heavy."

These were heavy machines that took several hours to warm up to operating pressure.

How do these heavy machines take to the air?

The heavy black machines moved into the light, passing one at a time through the stone tunnel opening.

Hurling himself against the heavy machine, he rolled it forward.

The Xbox is a big, heavy machine that wants to be the most important piece of equipment in your home.

Tom brought the heavy machine to the earth softly.

The heavier than air flying machine is an actuality already.

I came with a heavy machine to clean up the yard.