Once in every 4 Years! It is 29th, Febrary today, a very special day because it occurs every four years! It is also known as "Leap day". Now, let's take a look at something about "leap day". 1.Why do we need leap years? Leap years...
The chances of being born on February 29, Leap Day, is 1 in 1,461, which means for the 4.8 million "leaplings" around the world who were born on Leap Day, their actual birthday only comes around once every four years. "Sunday Morning"
【小题4】C 【解析】【分析】本文是一篇说明文。文章主要介绍了闰日和闰年的来历。【小题1】细节理解题。根据第二段中的“He decided that every four years an extra day would be added to the calendar on the advice of an astronomer, Sosigenes. (听从了一位名叫Sosigenes的天文学家的建议,他决定每...
Because of this small(4)d ifference,almost every four years an extra day appears on the calendar.Over time,our seasons would fall(5)o ut of order without the leap day.Each calendar year is about six hours(6)l onger than 365 days. However,a leap day is not added every four year...
However, a leap day is not added every four years. 然而,闰日并不是每四年增加一次。 That would lengthen the calendar by 44 minutes, say experts at the National Air and Space Museum in Washington, D.C. 华盛顿特区国家航空航天博物馆的专家表示,这将会使日历延长44分钟。 Over time, that would...
夏历中每 30年增加11 个闰日leap day: n. 闰日(指2月29日)英语新词汇与常用词汇的翻译(79) - 词汇 翻译... ...leap at 欣然接受leap day 闰日leap out 引人注意 ...例句与用法：1. Leap-year day(every four years) and year-end day(every year) would be counted as extra S...
LIKE PRESIDENTIAL ELECTIONS, LEAP DAY COMES EVERY FOUR YEARSROBERT H. WILLIAMS Washington Post
Why Don't We Add a Leap Day Every 4 Years? If the tropical year wasprecisely6 hours longer than a calendar year with 365 days, we could use theJulian calendar, which adds aleap day every 4 years without exception. The deviation would grow to exactly 24 hours over 4 years, and Earth...
And it includes a date that only comes along every four years — leap day, February 29th. This year that happens to be this Saturday. February ends on the 28th in non-leap years. So why do we have the extra day? It's the earth'...
Contrary to what some might believe, however, not every four years is a leaper. Adding a leap day every four years would make the calendar longer by more than 44 minutes, according to the National Air & Space Museum. Later, on a calendar yet to come (we’ll get to it), it was ...