若想找个地儿开心地逛一天，没有哪家博物馆能比得上格林尼治皇家天文台。
Few museums could rival the Old Royal Observatory at Greenwich for a grand day out.
为了解决在海上计算经线的问题，1675年英格兰国王查理二世下令建造了皇家格林尼治天文台，同时他还悬赏了一大笔奖金，给予第一个发明出在海上也能准确计时的钟表的人。
He offered an enormous cash prize to anyone who could build a clock that would remain accurate at sea.
当初创立皇家格林尼治天文台就是为了观察星体并对其进行编目。
The Royal Greenwich Observatory was founded to observe and catalogue the stars.
显然是会情绪溢于言表的刘易斯留着胡须，神情疲惫。在他的支持者和热心人们的帮助下，他抬着自己的船穿过位于皇家天文台的格林尼治子午线。
Bearded and looking tired, a clearly emotional Lewis crossed the Greenwich Meridian line at the Royal Observatory by carrying his boat with the help of supporters and cheering well-wishers.
格林尼治国际标准以英国伦敦格林威治皇家天文台为准，也就是零经度为准。
Greenwich mean time (GMT) is mean solar time at the Royal Greenwich Observatory in Greenwich, London, England, which by convention is at 0 degrees geographic longitude.
格林尼治国际标准以英国伦敦格林威治皇家天文台为准，也就是零经度为准。
Greenwich mean time (GMT) is mean solar time at the Royal Greenwich Observatory in Greenwich, London, England, which by convention is at 0 degrees geographic longitude.
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