There is no TV in my room.
There is a television in the room.
I bought a new television.
There is a television in this room.
Nowadays almost every home has one or two televisions.
- 这台电视机是十年前製造的， 现在已经没有零件可换， 所以要修理它是Ç
This TV was made ten years ago and there are no parts available, so it is impossible to repair it.