Uranus looms well over 2.5 light-hours away from Earth tonight. In contrast, the moon - our nearest celestial neighbor - resides only 1.3 light-seconds away.

今晚天王星距离地球超过2.5光小时远。相对的，月球——我们最近的邻近天体——距离地球只有1.3光秒远。

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If I got hurt when fixing the light, even during office hours, I wouldn't get compensation from our company since repairing is not my responsibility.

如果我在修灯的时候受伤了，即使是在办公时间，我也不会从公司那里获得赔偿，因为维修不是我的责任。

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In 1987, trillions of neutrinos arrived at Earth 3 hours before the dying star's light caught up.

1987年，万亿个中微子在临终的恒星光赶到地球3小时以前就到达了地球。

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Twenty-four hours of light bleaches out the structure of a day, so ship life becomes organized by meals and debarkations, either onto land or into the inflatable dinghies.

FORBES: Go with the Floe

This technology also increases the light-source lifetime to 20, 000 hours in ExtremeECO mode and enables as much as 90% power savings, helping to reduce TCO over its life, thus positioning the K750 as one of the most environmental friendly projectors.

ENGADGET: Acer breeds LEDs with lasers, new hybrid projector is born

Next time we will be more prepared -- with Federal funding, I could light up the whole of Southern Mississippi within 24 hours using a high-speed Internet connection.

CNN: 'In 24 hours we had reunited 11 families'