1)effectiveness,有效的2)effective management,有效的管理3)Effective arithmetic,有效的算法4)wide and efficient reading,有效的阅读5)effective feedback,有效的反馈6)uniformly valid,一致有效的
用法和例句
Using effective feedback helps ensure that students needs are being met and that they engage in high quality learning(Cohen 2003;Thurmond & Wambach,2004).
