别有用心biéyǒuyòngxīnTop 20000Meanings1. to have an ulterior motive (idiom)Characters used别to leave有to have用to use心heartExamples1政治家zhèngzhìjiā从来不cóngláibù告诉gàosu我们wǒmen他们tāmen的de别有用心biéyǒuyòngxīn。Politicians never tell us their inner thoughts.