a flying visit的用法和样例：
- He said it would be a flying visit.
- I'm afraid it will be only a flying visit, as I have to be back in Beijing within12 hours.
- The Prime Minister paid a flying visit to Brussels this afternoon.
- Made a flying visit to the neighbors' house; took a flying glance at the report.
- It's only a flying visit and I can't stop for more than five minutes.
- I'm afraid it will be only a flying visit,as I have to be back in Beijing within 12 hours.