This year,2024,is a leap year (闰年).February 29 is known as "leap day".But what is behind this (1)s pecial day? Everyone knows the Earth(2)t ravels around the sun in 365 days.Well,that is not(3)e xactly correct.In fact,it takes a little more:365 days,five hours,forty-...
However, the Gregoriancalendar has only 365 days in a year. If we didn't add a leap day on February 29 almost every four years, each calendar year would begin about 6 hours earlier in relation to Earth's revolution around the Sun (see illustration). As a consequence, our time reckoningw...
So, every 400 years the turn of the century is a leap year.可知,2000年,千禧年,是闰年。这是因为在四百多年的时间里,我们只需要移动三天。所以,每400年世纪之交就是闰年。由可知,上次闰年是2000年,每四百年会出现一次闰年,所以下一次闰年会出现在2400年。故选D。【小题4】主旨大意题。阅读文章内容,并...
A year may be a leap year if it is evenly divisible by 4. Years divisible by 100 (century years such as 1900 or 2000) cannot be leap years unless they are also divisible by 400. (For this reason, the years 1700, 1800, and 1900 were not leap years, but the years 1600 and 2000 ...
This year, 2024, is a leap year. 今年,2024年,是闰年。 February 29 is known as "leap day." 2月29日被称为“闰日”。 But what is behind this rare extra day on the calendar? 但日历上这罕见的额外一天背后蕴含着什么呢? Everyone knows the Earth takes 365 days to travel around the sun....
This year, 2024, is a leap year. February 29 is known as"leap day". But what is behind this special day?Everyone knows the Earth takes 365 days to travel around the sun. Well, that is not exactly correct. The Earth really takes365 days, five hours, forty-eight minutes and forty-...
When February has 29 days, we call it a leap year. The year 2000 was a leap year. But 1900 was not. And neither 1800 nor 1700 were leap years. But 1700, 1800, 1900 and 2000 are all divisible by 4, so why aren't they all leap years? What is leap year, exactly, and why do...
The year 2024 is a leap year (闰年). A leap year has 366 days instead of the normal number of 365 days. The additional (额外的) day, called a leap day, is February 29th.Leap years happen almost every four years. The name is from the idea of making up for the extra time in ...
This February is a little longer than usual. It's a leap year, and today — Thursday, Feb. 29 — is Leap 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 ...
This February is a little longer than usual. It's a leap year, and today — Thursday, Feb. 29 — is Leap 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 ...