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Vicious weather in the southern plains. Two deadly tornadoes swirling in unison in southern Oklahoma. All of it caught on tape. There comes one right there. Look at them. They are all over. As you can hear, storm chasers were only reporters because i
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日本富士通实验室的研究人员开发了一种无线充电系统，可同时给一定范围内的手机、数码相机及手提电脑等各种移动设备充电，无需使用电缆。该系统最早可于2012年正式推出使用。该系统被
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Cleaning and sorting plastic made out of multiple polymers can be relatively expensive, 清理和将多种聚合物制成的塑料进行分类的成本相对昂贵， especially if it is used to make low value products such as packaging. 尤其是这些
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The result was that the Apple engineers and managers suddenly became sharply focused on just four areas. 结果，苹果的工程师和管理人员突然高度集中在四个领域。 For the professional desktop quadrant, they would work on making t
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They range from the technological to the downright odorous. A study has revealed the top bugbears of office life, with slow computer systems and colleagues who bring in smelly food for lunch sitting high on the list. Colleagues who shout down the pho
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