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。
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。
The following day at feeding time, they overpower their keeper, leap out of the cage, and run into the park outside the zoo.
到了第二天喂食的时候，他们制服了看守，跳出笼子，跑到动物园外的公园里去了。
A child may start with very small steps but as confidence and ability grow, the child will leap ahead, faster and further each day.
一个孩子在开始学习时可能步子很小，但随着信心与能力的增长，他就能跳跃了，每天都会跳得更快，更远。
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“富余的一天”来提高他们的总产量。
Indeed, the day of the week for a given date progresses by one annually, except on leap years, where it progresses by two.
确实，对于一个给定的日期，每年属于哪个星期几总是后移一天，闰年除外，后移两天。
Indeed, the day of the week for a given date progresses by one annually, except on leap years, where it progresses by two.
确实，对于一个给定的日期，每年属于哪个星期几总是后移一天，闰年除外，后移两天。
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