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。
Museo Aero solar is a solar energy powered hot air balloon, completely made from recycled plastic bags.
飞行太阳能博物馆是有太阳能供能的热气球。气球全由可回收塑料袋制成。
Wu prepared teachers produce a white balloon and a transparent plastic bottle.
吴老师拿出准备好的一只白气球和一只透明的塑料瓶。
Some so-called UFO is just a bird, a plane, a balloon or even a plastic bag.
一些所谓的UF o只不过是一只鸟，一架飞机，一个气球，甚至只是一个塑料袋子。
Some so-called UFO is just a bird, a plane, a balloon or even a plastic bag.
一些所谓的UF o只不过是一只鸟，一架飞机，一个气球，甚至只是一个塑料袋子。
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