n.  日历；挂历

n.  日程表；记事本

n.  历法

n. （一年之中的）重大事件（或日期）一览表

• a calendar for XXX  XXX年日历

• “Maybe some experience in their childhood meant that they became obsessed (着迷) with calendars and what happened to them,” says Patihis. 着迷于那些发生重大事件的日子

• You can also link up with Google calendar to make sure you stay on top of important dates. 谷歌日历

• It is one of the hottest tickets on Washington's social calendar. 这是华盛顿社交日程表上最热门的入场券之一。