a symbolic long-distance run的用法和样例：
- A bad leg ruled him off for long distance running.
- A bad leg ruled him off for long distance running .
- Nobody can break his record for the long distance run.
- Have you just finished long distance running?
- Thus a reference has been provided for the middle and long distance run coaches.
- Investment in the road was a marathon of long distance run, only by adhering to the last laugh people are-deserved winner.