in.dus.tri.ousadj.(形容词)Assiduous in work or study; diligent.See Synonyms at busy 勤劳的:在工作或学习中勤奋的;勤勉的参见 busyObsolete Skillful; clever.【废语】 灵巧的:伶俐的;聪明的【引伸】indus.triouslyadv.(副词)indus.triousnessn.(名词)