assiduousas•sid•u•ous /ə'sɪdjʊəs/

adj 正式 勤奋刻苦的；坚持不懈的

• He is assiduous in his studies. 他学习勤奋。

• The dictionary is the result of ten year's assiduous work. 这本字典是10年苦心工作的成果。

–assiduously adv –assiduity n U