instructiveKK [ˏɪnˋstrʌktɪv] /ˌɪnˈstɹʌktɪv/发音形容词1有启发性的、增长见闻的、有教育意义的The museum tour was both entertaining and highly instructive.那趟博物馆导览既有趣又非常有启发性。2值得参考的、有助于理解的正式It is instructive to compare the two reports side by side.把这两份报告并列比较很值得参考。用这个字练口说→