Leap Year (闰年)

词义：
Leap Year是指公历中包含366天的一年，而非通常的365天。这额外的一天通常被加到二月，使得二月有29天，而不是通常的28天。闰年出现在能够被4整除的年份，但如果该年份能被100整除，则必须也能被400整除，才算是闰年。

音标：

Leap: /liːp/

Year: /jɪə(r)/

翻译：

Leap Year：闰年

读音：

"Leap" 读作 [liːp]

"Year" 读作 [jɪə(r)]

用法：

闰年是根据地球绕太阳公转的时间决定的，每四年会增加一个额外的日子来校准我们的日历系统。

Leap year helps synchronize the calendar year with the solar year or seasonal year.

February 29th is the extra day that makes a year a leap year.

Leap years are not random; they follow a specific rule set by the Gregorian calendar.

In a leap year, the month of February has 29 days instead of the usual 28 days.

People born on February 29 in a leap year celebrate their birthday once every four years.

A leap year occurs every four years, but exceptions exist based on century years.

The leap year correction is necessary to keep our calendar in alignment with the Earth's orbit around the Sun.

Many cultures have unique traditions and celebrations for the extra day in a leap year.

The concept of a leap year has existed since ancient times to improve the accuracy of the calendar.

短语搭配：

Leap year cycle (闰年周期)

Leap year day (闰年日，指二月二十九日)

Leap year rule (闰年规则)

Leap year correction (闰年校正)

Leap year birthday (闰年生日，出生在二月二十九日的人)

相关知识：

公历中，四年为一周期增加一个闰年。但对于整百年，必须能够被400整除才算闰年。这意味着1900年不是闰年，但2000年是闰年。

闰年的设立是为了使一年中的日期与地球公转的周期保持一致，从而避免日历时间与季节出现较大的偏差。