Why is it called 'leap year'?Reason Behind Leap Days and Years:The days of the week, seasons and the calendar all seem like neatly arranged units of time that just happen to work out. In truth, they don't. We ma
题目询问闰日(Leap Day)的设立原因,需从选项中选择正确答案,具体分析如下: 1. **选项A:“为了创造特殊场合”** 闰日客观上衍生出一些特殊活动(如2月29日生日),但设立闰日的核心目的是天文学需求,而非社会文化意义,故此选项错误。 2. **选项B:“纪念凯撒大帝”** 闰日来源于儒略历改革(凯撒时期的历法),...
“when Roman dictator Julius Caesar and astronomer Sosigenes put their heads together to come up with what we now call the Julian calendar" 可知,Julius Caesar在其创作中起了重要作用。 故选C。 2.A 【解析】 词义猜测题。 根据画线词前面的内容“it didn't quite add up to a full day every ...
February 29, 2024Today is Leap Day, a fitting occasion for a look at our practice devoted to new business-building, Leap by McKinsey. Since its 2018 inception, Leap has built over 600 new businesses, including 20 “unicorns” or companies valued at more than $1 billion, and two decacorns...
This February is a little longer than usual. It's aleap year, and today — Thursday, Feb. 29 — isLeap Day. The calendar oddity means this year is actually 366 days long, instead of the regular 365.Here's why leap years occur.What is the purpose of a leap year?Leap years exist be...
Why was Hadrian called the Greekling? Why is it called 'leap year'? Why is it called the Battle of Marathon? Why is it called Death Valley? Why is Chile called Chile? Why is it called the Scramble for Africa? Why did Amenhotep IV change his name?
根据后文"So every four years, we put all that time together into an extra day - or, what is officially called an intercalary day."所以每隔四年,会把所有的时间加在一起,变成额外的一天。由此推知,设空句应提及"有时间剩余",由此才会出现后文的将所有剩余时间加在一起成为额外的一天。选项D"Each ...
December 31 will fall on a T hu rsday.”可知,2019年是周二,但在2020年,12月 31日将是一个星期四。选项C"It just leaped righ t over Wednesday.”解释了“它正好跳过了星期 三”与前两句意思衔接紧密,且呼应前文提及“In a leap year, the dates jump over one day of t he week.(在闰年,日期...
In any case, American English has a term for the unusual situation. February 29 is called a leap day. And the entire 12 month period with a February 29 in it is called a leap year. This year, 2020, is such a year. As a verb...
Why do we celebrate April Fools Day? Why does the Gregorian calendar include leap days? Why was the summer of 1919 called Red Summer? Why is it called the World Series? Why was the Civil War called the Civil War? Why was the Chinese calendar invented?