a narrow victory的用法和样例：
- The team scraped a narrow victory last year.
- She won a narrow victory over her great rival in the tennis competition.
- Won a narrow victory over her rival; a distinct advantage over our competitors.
- The first game set the two sides launched a seesaw battle, and Zheng Jie won a narrow victory in the tiebreak.
- The Los Angeles Lakers eked out a narrow victory over the visiting Denver Nuggets in game one of the Western Conferece finals Tuesday night.