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。

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The researchers made artificial wings from a thin film of polymer, fabricating them with plastic veins mimicking those of an actual swallowtail butterfly.

研究者们用薄膜聚合物做成了人工翅膀，用加上塑料制的血管，使它就像是一只真正的燕尾蝶。

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The team started by etching thin layers of brass on plastic film, which could be sewed onto a fabric.

研究团队首先在塑料胶卷上蚀刻多层薄的黄铜，这些塑料胶卷能够被缝合在布料上。

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Postgraduate student Thomas Sinn is working with disks of thin metallic plastic film.

BBC: Sticking solar power station where the Sun shines

Zach McCue of Clean Ocean Action, a coalition of more than 130 environmental organizations in New Jersey and New York, said the manufacture of thin-film plastic bags consumes millions of trees and barrels of oil, takes up space in landfills for a long time and is harmful to marine life, especially birds and sea turtles that ingest the bags, or pieces of bags, or get entangled in them.

MSN: Reusable shopping bag measure advances

Using a thin film of polyfluorene, a light-emitting plastic, they have created a laser which reacts with explosive vapour.

BBC: Plastic lasers shed light on hidden explosives