The leap year的意思|示意

There are other tricks to assist with dates in the first months of the year-for example, the last day of February is always an anchor day, leap year or no.

还有一些其他技巧去帮助记住一年头几个月的日子，比如，二月的最后一天总是锚日，不管平年还是闰年。

January 21 is the 21st day of the year in the Gregorian calendar. There are 344 days remaining until the end of the year (345 in leap years).

1月21日是阳历年的第21天，离一年的结束还有344天(闰年是345天)。

Handling leap year is fairly straightforward — add an extra day, if using the Gregorian calendar, to the year-month or day interval calculations.

处理闰年相当直接——如果使用罗马日历，就在年——月或者以天为时间间隔的计算中添加额外的一天。

January 1 is the first day of the year in the Gregorian calendar. There are 364 days remaining until the end of the year (365 in leap years).

1月1日是公历一年的第一天，离一年的结束还有365天(闰年是366天)。

Handling leap year is fairly straightforward—add an extra day, if using the Gregorian calendar, to the year-month or day interval calculations.

处理闰年相当简单——如果使用公历，在以年月日为时间间隔的计算中添加额外的一天。

January 28 is the 28th day of the year in the Gregorian calendar. There are 337 days remaining until the end of the year (338 in leap years).

1月28日是阳历年的第28天，离一年的结束还有337天(闰年是338天)。