diligence/ˈdɪlɪdʒəns; `dɪlədʒəns/ n[U]~ (in sth/in doing sth) steady effort; careful hard work 不懈的努力; 勤勉; 勤奋; 认真刻苦 She shows great diligence in her school work. 她做作业非常用功. He pursues his aims with diligence. 他努力追求自己的奋斗目标.
牛津英汉双解词典