We can maintain altitude like this.

I can't maintain altitude.

[pilot] Maintaining level altitude.

[pilot] Maintaining level altitude.

Maintaining a level altitude.

Maintaining a level altitude.

I can't maintain any altitude.

If the engines fail, sacrifice altitude to maintain airspeed.

Yes, we can maintain our present altitude

You could Possibly maintain Your objectivity.

I can no longer maintain a stable altitude.

UCAV, you will hold here and maintain altitude. Confirm?

You need to allow for the possibility

You exceed this altitude...

and the lowest-rated employee, possibly Zoidberg,

his lowest possible price. Sweetie, stop worrying.