单词：pars cardiaca (ventriculi)
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Iranian President Mahmoud Ahmadinejad, left, waves to the media during his departure ceremony as he leaves Tehran's Mehrabad airport, while accompanied by Vice-President Mohammad Reza Rahimi (file photo) Iran inaugurated part of what it said is a new
VOA标准英语2010年(八)月
MICHEL MARTIN, HOST: Philadelphia is ending a major contract with Immigration and Customs Enforcement. Federal immigration agents have long had access to an arrest database maintained by local authorities there. But activists and now top city officia
2018年NPR美国国家公共电台7月
Nekron's dark pages proclaimed the worst Of all the known prophecies Erian's book, the only possible way to stop it Had to be found The hour had come to answer The angels' last desperate call ARCANA MALA DICTA ARCANA MORTIFERA AD GLORIAM INFLAMMATUS
英文摇滚歌曲
By Carol Pearson Washington 25 July 2007 You may have heard about young athletes, still teenagers, whose hearts stop beating, sometimes while playing sports. In many of these cases, their parents and doctors find out after the fact that these young a
2007年VOA标准英语（七月）
LONDON, Aug. 5 (Xinhua) -- Usain Bolt set a new Olympic record of 9.63 seconds as he won the 100 meters gold medal on Sunday night. Bolt finished ahead of fellow Jamaican, Yohan Blake, who finished in 9.75 and Justin Gattlin, who ran 9.79, one hundre
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Science and technology 科学技术 Navigation 航海 Crystal gazing 水晶球观海术 A mineral found in a shipwreck was an ancient form of compass 在沉船里发现的矿石是古代的一种指南针 THIS may look like a nondescript lump of rock
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