The rarefied air scarcely gave play to the action of my lungs.

The rarefied air at the same time painfully acted upon my lungs.

That rarefied air up in the mountains must be having an affect.

The rarefied air produces great oppression on the lungs, accompanied with bleeding.

This is really a form of sickness due to the rarefied air.

Don't misunderstand me, Lord, but we Kobollians are living in rarefied air.

Do you find it gets into your breathing sometimes, like rarefied air?

But Philip could not live long in the rarefied air of the hilltops.

But, even in this rarefied air, Tabu was something of a rare bird.

The dining room, to which he fled, was fiery, and the rarefied air simmered.

I tell you, we were breathing rarefied air in there.'

They rose to very great altitudes, but experienced no illness from the rarefied air.

Has the rarefied air of the mountains upset your brain?

She saw herself walking through the doors of the Fish Market, into this rarefied air.

I know I am breathing rarefied air and that it doesn't happen all the time.

It occupies rarefied air among other classic American fare.