day

n.

1. 一天, 一日
   • How many days are there in a week?
     一个星期有几天?
2. 白天, 白昼
   • The days are getting longer in summer.
     夏天白昼变长了。
   • The exhibition will be opened day and evening.
     展览在白天和晚间开放。
3. 时期, 时代; 寿命
   • The life used to be very interesting in my school days.
     在我学生时代, 生活非常有趣。
   • In my days things were different.
     在我那个时代, 情况又不同了。