单词：convex optical tool
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The Nobel Prize in physics goes to Charles Kao, of Standard Communications Labs in England and the Chinese University of Hong Kong, and George Smith and Willard Boyle of Bell Labs in New Jersey. Kao figured out how to transmit light over long distanc
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Texting Becomes a Health Tool in Kenya Mobile phone use in Africa has spread far, wide and fast. By the end of last year, it was estimated that 70 percent of the population would have a mobile phone. Now, the International Federation of the Red Cross
VOA标准英语2013年(四月)
[0:0]occupy ocurrence odd offend占领,占用 发生的事情,事件 奇怪的,古怪的 冒犯,得罪,违反 [0:40.7141]offensive omit onion opening冒犯的,无礼的 省略,删节 洋葱 洞,孔,开口 [1:21.2363]opera operational operator opponent歌剧 运转的,即可使用的 话务员,经营者
闭着眼睛飘单词 四级词汇
A technology company is developing a lie detector app for smartphones that could be used by parents, teachers - and internet daters. 一家科技公司正在研发一款面向智能手机用户的测谎软件，家长、教师甚至线上约会者都可
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We all know time is a construct, and right now, it's kept by the very precise tick of an international network of around 500 atomic clocks. 我们都知道时间是个复杂的概念。目前，世界上有一个由大约500台原子钟组成的网络，
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China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin
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