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This is Scientific Americans 60-Second Science. I'm Cynthia Graber.This will just take a minute. Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain. But
Scientific American(八)月
太阳能电池板能通过自发电脉冲震落其灰尘，以确保最大限度的获得光照。 Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain.
60秒科学
I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea all we do crumbles to the ground though we refuse
珍藏经典老歌
经典歌曲-风中尘埃dust in the wind - kansas I close my eyes only foe a moment and the moment's gone all my dream pass before my eyes curiosity dust in the wind all we are is dust in the wind same old songs just drop of water in an endless sea
经典英文歌曲
I see the daylight outside my window Dust covered glass blocks my skin from the wind that blows The sheets move like ghosts do pinned to the clothesline More than a few are concerned about you They all shake their heads and say it's such a shame But
美国乡村音乐
Clean Glass Joe and Fred were helping to build a house in a village. The weather was very warm, there was a lot of dust everywhere, and by half past twelve, they were very thirsty, so they stopped work to have their lunch. They found the nearest smal
趣味英语