a fine adjustment的用法和样例：
- That was a fine meal if ever there was one!
- He is still a fine specimen of health.
- He's a fine teacher.We've always looked up to him.
- The place has a fine view of the lake.
- The petty thief got off with a fine.
- It is a compact unit with a fine adjusting value,to permit replacement without having to remove the flowmeter from the pipe run.