clean-up/`klin ˏʌp; ˈkliːn ʌp/ also 又作 clean·up n [singular 单数] 1 a process in which you remove dirt, waste, or harmful substances from a place 打扫; 清理: The cleanup of the oil spill took months. 清理溢出的石油花了好几个月的时间。 2 the process of getting rid of crime or dishonest behaviour in an area or organization 〔对罪行或不良行为的〕扫除，清除