One of the most innovative ideas comes from a start-up called CoolEarth Solar, which USES thin-film plastic lenses, blown up like a balloon, to cheaply concentrate the sun's rays.
最具创意的一个想法来自一个叫CoolEarth Solar的新公司，他们使用薄膜塑料镜片，像一个气球一样吹起来，这样就可以很省钱的聚集阳光。
When the little sixteen-millimetre film is blown up to standard size, the image often blurs.
把十六毫米的微型胶卷放大到标准尺寸，图象常会模糊。
When the little sixteen-millimetre film is blown up to standard size, the image often blurs.
把十六毫米的微型胶卷放大到标准尺寸，图象常会模糊。
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