The basic framework of international time zones is that there is about one hour difference in solar time for every 15 degrees of longitude.

国际时区的基本框架是经度每隔15度，太阳时就相差一小时。

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There is no ongoing scientific debate about the fact that one day in solar time is comprised of 24 hours, or that one year is 365 days in length.

现在，对于太阳时的一天包括24个小时、一年有365天这样的事实已经不再存在科学上的争论。

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The International Meridien Conference of 1884 established Greenwich Mean Time, referring to the mean solar time at the Royal Observatory in Greenwich, near London.

1884年，国际子午线大会确立了格林威治标准时间（GMT），即伦敦附近的格林威治皇家气象台（the Royal Observatory in Greenwich）的平均太阳时间。

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It had been the first time people moved beyond their small planet into the huge solar system.

VOA: special.2009.07.29

At that time, the solar energy business was such that it could not compete with oil and gas and oil.

VOA: standard.2010.01.31

Smith says growth in the solar energy industry could be a boon for the environment and the economy at the same time.

VOA: standard.2009.10.27

Equation of Time function at 9:00 that indicates the difference between solar time and real time.

FORBES: Experience Time And The Art Of Watchmaking For Yourself

Matt Penn and William Livingston of the National Solar Observatory predict that by the time Solar Cycle 25 arrives, magnetic fields on the sun will be so weak that few if any sunspots will be formed.

FORBES: To The Horror Of Global Warming Alarmists, Global Cooling Is Here

We are now on pace to double renewable energy generation from wind and solar from the time the President took office.

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