Today, the average American spends 8.8 hours at work daily, and the majority of working professionals spend additional hours checking in with work during evenings, weekends and even vacations.
2016年12月六级真题（第一套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-COUNT
（大学或美国大中小学的）假期
A vacation is a period of the year when universities and colleges, and in the United States also schools, are officially closed.