常見例句雙語例句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.格林尼治國際標準以英國倫敦格林威治皇家天文臺為準，也就是零經度為準。"It's only every few years that a full moon happens to coincide with the part of the Moon's orbit when its closest to the Earth, " said Marek Kukula, an astronomer at the UK's Royal Observatory.“一個滿月正好到達軌道的最近點，這是好幾年才會有的天文現象?！?英國皇家天文臺的天文學家說，“月亮在初升和下落時候是最大的，但這僅僅只是心里假象?！?/li>The plea for help comes from the Royal Observatory in Greenwich, London, which has set up a Solar Stormwatch website for would-be Earth saviors.請求幫助的是位于倫敦格林尼治的皇家天文臺。 這個天文臺已經為想要成為地球救世主的人建立了“太陽風暴觀察網”。原聲例句John Harrison's clocks can be seen today at the Old Royal Observatory in Greenwich,England. 返回 Royal Observatory