industrious

a.刻苦的

indulgence, indulgent, indulgently, indurate, industious, industrial, industrial action, industrial alcohol, industrial dispute, industrial estate, industrial relations, industrialise, industrialism, industrialist, industrialization, industrialization, industrialisation, industrialize, industrialize, industrialise, industrialized, industrially, industriously, industriousness, industry, inebriate, inebriated, inebriation, inedible, ineffable, ineffably, ineffective, ineffectively, ineffectiveness, ineffectual, ineffectually, inefficacious, inefficiency, inefficient, inefficiently, inelastic, inelasticity,