tube
1. tube
A type of container holding medicine, toothpaste, paint, etc., which sends out the content when squeezed.
2. inner tube
A rubber pipe filled with air, inside the rubber tire of a car, bicycle, etc.
3. swimming ring; lifesaver
A swimming toy that looks like a ring, whose middle has an opening so that air can be blown into it.
7 more sentences in the app — free account.