... enable the time-of-day clock 启动日历钟 time of the day 天色 ; 天光 daylight time of the day 天光 ...
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The DOE report found that extended daylight saving time reduced annual U. S. electricity consumption by about half a percent during each day of extended DST.
能源部的这份报告显示,夏时制的延长使美国全年电力消耗降低约半个百分点。
So in the north, the solstice day has the shortest length of time between sunrise and sunset and fewest hours of daylight.
所以在北半球,冬至日的白天是最短的,只有几个小时而已。
Adjust with daylight: As daylight changes, so may your attitude towards what is the best time of day to workout.
随着日照时间改变,你也要改变最佳锻炼时间的看法。
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