Having arrived unannounced for supper, we had to take potluck.由于没有提前通知我们要来吃晚饭，我们只能吃些家常便饭。Come along and take potluck.请来吃顿家常便饭.The scheduled flight was canceled and passengers had to take potluck on the other airlines.原定航...
The promoter matched the young boxer with a more skillful fighter.拳击竞赛主办者让这位年轻拳击手和技术更娴熟的拳师较量.Cheerfulness is the best promoter of health.快乐最利于健康。That fellow is a promoter of boxing events.那人是拳击比赛的赞助人....