a productive meeting的用法和样例：
- Mr. Littlefield: Oh. Well this has been a productive meeting.
- We had a productive meeting that solved some problems.
- Turin newspaper Tuttosport claims that the player's father and agent Djair Ribas da Cunha had a productive meeting with Juve officials 10 days ago.
- A product of a document copying process.
- She was elected a productive worker.
- Flower power was a product of the sixties.