夏令时

What is Daylight Saving Time？

什么是日光节约时制渊夏令时冤钥

Daylight Saving Time is a way to make better use of thedaylight. The idea is to advance1 the clock by one hour sothat people will get up earlier and go to sleep earlier withshorter lighting time. Daylight Saving Time is oftenabbreviated2 DST.

夏令时是一种更好地利用日光的方法。这个想法是把钟表调快一个小时，这样人们可以早起早睡，减少照明时间。夏令时通常缩写为DST。

When is Daylight Saving Time？

夏令时在什么时候钥

There are two days where the clock is moved for DaylightSaving Time. One in the spring to move the clocks forwardand one in the dall to move the clocks back.

在夏令时中，有两天时钟会被拨动。一天是在春天，会把钟表拨快，另一天是在秋天，会把钟表拨慢。

Daylight Saving Time in the United States runs from thesecond Sunday in March to the first Sunday in November.

美国的夏令时为每年3 月的第二个星期日到11 月的第一个星期日。

Who practices it？

谁在实行夏令时？

Many countries around the world observe Daylight Saving Time. Thedates they adjust3 the clocks may vary depending on the country. Mostcountries in Europe practice Daylight Saving Time.

世界上许多国家都实行夏令时。他们调整时钟的日期可能因国家而异。欧洲大多数国家都实行夏令时。

What do people do？

人们会做什么钥

The main thing people do is to move the clock back one hour in thefall and forward one hour in the spring. Most people just change theirclocks the night before or the next morning. Many computerized4 clockswill automatically5 make the changes.

人们做的主要事情是在秋天把钟表往回拨一个小时，在春天把时钟向前拨一个小时。大多数人也许在前一天晚上或第二天早上调整他们的时钟。许多计算机时钟会自动做出改变。

History of Daylight Saving Time

夏令时的历史

Benjamin Franklin first suggested the idea of Daylight Saving Time.He got the idea while visiting France where people would get up earlierand go to bed earlier in order to save on candles. However， it was in 1895when the first modern day version of DST was proposed6 by GeorgeHudson in New Zealand. It was later proposed in England by WilliamWillet. In both cases the idea was dismissed7 by the government.

本杰明·富兰克林最早提出了夏令时的概念。他在访问法国时萌生了这个想法，那里的人们为了节省蜡烛会早睡早起。然而，在1895 年，第一个现代版本的夏令时是由新西兰的乔治·哈德逊提出的，后来英国的威廉·威利特也提出了这一建议，但是都被政府驳回了。

During World War I， the first country to implementDaylight Saving Time was Germany. They did it to save on coal8. Soon many other European countries followed. TheUnited States adopted9 DST in 1918.

在第一次世界大战期间，第一个实行夏令时的国家是德国。他们这样做是为了节省煤炭开支。很快，其他许多欧洲国家也纷纷效仿。美国于1918 年采用了夏令时。

In 2007 the United States extended10 Daylight SavingTime. This moved the start date three to four weeks earlier fromthe first Sunday in April to the second Sunday in March. It alsomoved the end date back one week from the last Sunday inOctober to the first Sunday in November.

2007 年，美国延长了夏令时，将开始日期提前了三到四周，从4 月的第一个星期日提前到了3 月的第二个星期日，并将结束日期推迟了一周，从10 月的最后一个星期日移到了11 月的第一个星期日。

Fun facts about Daylight Saving Time

关于夏令时的有趣事实

A great way to remember which way to move the clock iswith the saying “Spring forward and Fall back”. You move theclock forward in the spring and backward in the fall.

记住往哪个方向拨时钟的好方法是记住“春进秋退”。你在春天把时钟向前拨，在秋天把时钟向后拨。

Some countries， such as Russia and Iceland， have moved to a“permanent11”Daylight Saving Time.

一些国家，如俄罗斯和冰岛，已经采取了“永久性”夏令时。

The Department of Transportation is responsible for the time zones in the United States

在美国，由交通部门负责时区。

One of the earlier arguments12 for DST was to save energy，especially on lights. With lighting being a fairly small percentage13 ofelectricity used today， many people say we no longer need Daylight SavingTime.

早期支持夏令时的理由之一是节约能源，尤其是照明。由于照明在今天的用电中所占比例很小，许多人说我们不再需要夏令时。

Daylight Saving Time lasts 34 weeks each year in the United States.

夏令时在美国每年持续34 周。

Although Arizona of the American does not observe DST， the Navajo Nation in northeast Arizona does.

虽然美国的亚利桑那州不实行夏令时，但亚利桑那州东北部的纳瓦霍族实行夏令时。