例句
英语四级真题
  • City officials cooperated with the 4-H members in planting trees, building cooking facilities, pick-me tables, swings and public rest rooms.
    出自-2013年6月听力原文
  • If the most health-conscious among us have such deep swings in our shut-eye levels throughout the year, how much sleep are the rest of us losing?
    2015年12月四级真题(第三套)阅读 Section C
柯林斯高阶英汉双解学习词典释义