płaszczyzny in English:

We even heard planes.

If it were not for the air, planes could not fly.

Mike, do planes usually rock like this?

Large planes brought about large amounts of sound pollution.

Three of the planes have not yet reported home.

She was born just a generation past slavery. A time when there were no cars on the road or planes in the sky, when someone like her couldn't vote for two reasons: because she was a woman, and because of the color of her skin.

With the development of supersonic jet planes, the world is becoming smaller and smaller.

Boeing, which builds more than half the world's commercial airliners, is understandably keen to draw attention to what can go wrong besides planes.

This airport doesn't have as many flights as New Chitose Airport and even looking from the observation deck at first there were no planes.

Maybe it's the low air pressure that means you get drunk more easily on planes.

Tanks and planes may defeat the troops but they cannot conquer the people.

I'm in transit between flights now. I've spent 8 hours on a plane so far, after changing planes now it's another two hours.

Orly, Sunday. Parents take their children there to watch the departing planes.

How are air traffic controllers able to keep track of so many planes at once?

When they pass through strong wind, the planes rock like this, but don't worry.