Engines pull sufficient air into the fire room for their own operation.

I couldn't fill my lungs with sufficient air to make a sound.

We know now that there is food to be had here and sufficient air.

There must have been sufficient air trapped in the bag.

Getting sufficient air to breathe was no simple trick, either.

They must carry sufficient air for one hour in space.

External fans are provided to give sufficient air for combustion.

With its many outdoor settings, the film has sufficient air.

Not until there is also sufficient air for them to breathe.

These were scarcely noticeable; but they provided sufficient air for the men within.