日历日：是指按照世界协调时或者当地时间划分的一个时间段，从当日零点到次日零点之间的24小时。
天指的是24小时的阶段，不是日历日。
配偶，子女，父亲，母亲，祖父母，穷地姐妹-最多10个日历日。
Spouse, children, father, mother, grandparents, brother and sister - Maximum 10 calendar days.
那天晚上，约翰躺在床上，很晚才从墙上挂的日历上看到今天是8月26日。
It was not until late that night in bed that John noticed from a calendar hanging on the wall that it was August the Twenty-sixth.
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