在地球上任何一个特定地点，阳光的不断变化使能量储存成为地球太阳能系统的一个必要设计特征。
Constant variations in the amount of sunlight available on Earth at any given location make energy storage a necessary design feature of terrestrial solar-energy systems.
它没有中央供暖系统，但有一个燃木炉，屋顶有太阳能电板，可以为照明、音乐和计算机提供电力。
There is no central heating, but there's a wood-burner and solar panels on the top which can provide power for lighting, music, and computing.
世界上第一个小区太阳能系统安装计划位于加拿大，艾伯塔的Okotoks小镇Drake Landing完美社区（master-planned community）内。
One of the first neighborhood-wide solar installations in the world was at the master-planned community of Drake Landing in the town of Okotoks in Alberta, Canada.
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