mindmap root((忙碌)) busy stresses activity as opposed to idleness or leisure: too ~ to spend time with the children. industrious implies characteristic or habitual devotion to work: a people ~ by nature. diligent suggests earnest application to some specific object or pursuit: very ~ in her pursuit of a degree. （pursuit事业：指投入极大热情的工作: IT is his pursuit他的事业是IT） assiduous stresses careful and unremitting application: mastered the piano only after ~ practice. （assiduous想象成ass驴认真不懈地推磨） sedulous implies painstaking and persevering application: a ~ reconstruction of the events of that night.