2. 外语
  3. In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril" — after the precious a

In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril" — after the precious a

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问题 In 2004, Professor Baughman invented a super-strong, super-light magic material and he named it "mithril" — after the precious armor in the popular filmThe Lord of Rings.
Baughman’s superstrong, superligh, transparent sheet can be inserted in the windshields to help ______ .
选项
答案defrost car windows
解析 参见“Stunning Uses of Nanotechnology”小节部分最后一段最后一句：One idea，therefore，is to put these sheets in windshields of the car and run current through them to defrost car windows．
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