Google Glass is a pair of glasses with a battery hidden inside the frame .
谷歌眼镜内含电池，放置在镜框内。
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The company reached all its development milestones for the Dream Chaser last year and is now finishing a battery of tests on the craft's carbon-composite frame.
继去年获得了具有里程碑意义的进展之后，内华达山脉公司近期将完成飞行器复合碳材框架上的电池测试。
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For starters, it unveiled the i3, a battery-powered car with a carbon fiber body affixed to an aluminum frame that weighs just 80% as much as a typical 3-series.