单词：single antennas
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万圣节就快要到了，哈皮和毛拉的万圣节，他们是怎么过的呢，穿着奇异的服装，去邻居家里要糖果，是不是很有趣呢？ Harp: So, Halloween is celebrated on October thirty first (31st). Always the same day rega
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This is Scientific Americans 60-Second Science. I am Adam Hinterthuer. Got a minute? Earlier this month, NASA announced that an MIT Physics professor will lead a team of scientists on a new mission. The objective: build a giant radio telescope on the
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AS much as we love our digital devices, many of us have an uneasy sense that they are destroying our attention spans. We skitter from app to app, seldom alighting for long. Our ability to concentrate is shot, right? 我们喜爱我们的数码设备，
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加拿大研究人员开发雷达隐身衣 TORONTO, Nov. 25 (Xinhua) --- Witches and magic may not exist, but Harry Potter's invisibility cloak certainly does. A pair of researchers in the Canadian city of Toronto have developed their very own cloaki
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8 Health Problems You May Encounter With Your Laptop and How to Solve Them Laptops due to their lightness, mobility and new facilities like WiFi, which allow people to use internet almost everywhere, have become an integral part of many people's life
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Google is attempting to put itself at the centre of domestic wireless networks with a new smart router that promises to improve WiFi quality and security. 谷歌(Google)正力求让自己置身于家庭无线网络的中心。该公司发布了一款有
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