英语四级真题
  • Some 40% of Americans get less than seven hours of shut-eye on weeknights.
    2016年6月四级真题(第一套)听力 Section C
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    工作日夜晚
    A weeknight is the evening or night of a weekday.
    例句
    ...the half-hour weeknight show. 在工作日夜晚播出的时长半小时的节目