He then popped off the stick's bottom cap, leaving him a hollow tube.
Anyone sitting inside the dragon can make the wings flap and speak through a hollow tube.
He then removed a small piece from the other end; the long segment was now a hollow tube.
Of course, they are hollow tubes with blood running thru them.
With the other he pulled out what looked like a long, brown, hollow tube.
The first thing to emerge should be the fat, hollow tube of the flower.
A gigantic hollow tube settled over me, bringing fresh air with it.
It didn't take any imagination to figure what that hollow tube was for.
It transmitted direct sound to various points in the palace, the hollow tube itself moving the air.
The exile blinked at him from down the hollow tube in which they had hidden themselves.
