on the beat

汉语翻译

例句：

1. The Police Department says it opposes vigilante justice, but officers on the beat and neighborhood residents say they are enthusiastic about the company's tactics.
   警察局说该局反对非执法人员私自执法，可是辖区警员及当地居民对该［警卫］公司的策略颇感兴趣。
2. By the end of the number they were all finally playing on the beat.
   乐曲快结束时，他们终于都演奏合拍了。