February 29th is called a leap day.
2月29日被称为闰日。
Scientists tell couples not to marry on a leap day.
科学家告诉情侣们不要在闰日结婚。
The reason for a leap day or a leap year is because our calendar does not follow the Earth's orbit around the sun exactly.
闰日或闰年出现的原因是我们的历法并不精确地遵循地球围绕太阳运行的轨道。
Determines whether the specified day is a leap day.
确定指定的日期是否为闰日。
Every four years a leap day helped keep things on track.
四年一闰，闰年于二月底增加一闰日以保证万物步入正轨。
Determines whether the specified date in the current era is a leap day.
判断目前纪元中指定日期是否为闰日。
Determines whether the specified date in the current era is a leap day.
确定当前纪元中的指定日期是否为闰日。
When overridden in a derived class, determines whether a date is a leap day.
在衍生类别覆写时，判断某个日期是否为闰日。
When overridden in a derived class, determines whether the specified date in the specified era is a leap day.
当在衍生类别中覆写时，判断指定纪元中的指定日期是否为闰日。
They know that in a leap year, they have "one more day" to improve their overall results.
他们知道在闰年的时候，他们能够有“多一天”来提高他们的总产量。
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.
还有一些其他技巧可以帮助你确定一年的头几个月的日期——例如，二月的最后一天总是锚日，不管闰年还是平年。
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。
In a leap year, the dates jump over one day of the week.
在闰年的时候，日期会跳过一周中的某一天。
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。
Though he’d lost his precious limbs, he was not downhearted. Unable to leap and run, he moved around by crawling, and still enjoyed every day in a lively and cheerfully manner.
虽然太郎失去了宝贵的四肢，但是他并没有意志消沈，而是用匍匐前进来代替奔跑跳跃，活泼乐观地过着每一个日子。
By the time of Augustus, the so-called Alexandrian calendar had even incorporated an additional day for leap years.
到奥古斯都时期，“亚历山大历”甚至在闰年包含额外的一天。
By the time of Augustus, the so-called Alexandrian calendar had even incorporated an additional day for leap years.
到奥古斯都时期，“亚历山大历”甚至在闰年包含额外的一天。
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