They were not friends, despite the count's constant use of that term.
The machine was in almost constant use for the next ten years.
Until a few months ago it was in almost constant use.
The method is still the industry standard, in constant use around the world after nearly 40 years.
What's more, the track is not in constant use, like a road.
So the shower house was very large and in constant daily use.
The natural spring has been in almost constant use for at least two thousand years.
By constant use they stretch and increase their original size nearly one half.
The building has been in constant use since 2006 as a community center.
The floor had to be replaced every 3 years due to its constant use.