单词：leaching layer
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Dr Molnar s interest was piqued at a conference in 2013, Molnar博士的兴趣源于2013年的一次会议， when Karen Kinemuchi, another astronomer, presented some puzzling findings on a particular star seen by Kepler, a space telescope designed c
经济学人科技系列
ECONOMICS REPORT - Sears and Kmart To Merge By Mario Ritter Broadcast: Friday, November 26, 2004 I'm Gwen Outen with the VOA Special English Economics Report. Sears used to call itself
健康与经济
This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? You could think of it as the real dancing with the stars. Two white dwarf stars have been found twirling around each other to make a complete orbit in less than every 13
Scientific American(七)月
David Reitze, executive director of the U.S.-based Laser Interferometer Gravitational-Wave Observatory, also known as LIGO, made the announcement in Washington D.C. Ladies and gentlemen, we have detected gravitational waves, we did it! The gravitatio
英语新闻
By the next showing Ive had refined the playful model. 在下一次展示之前，艾弗又完善了这个模型。 This time Jobs, with his binary view of the world, raved that he loved it. 这一次，乔布斯带着他那不是杰作就是狗屎的评
乔布斯传
President Barack Obama is asking Congress for authority to merge a series of federal agencies that deal with trade and commerce. Addressing reporters in the East Room of the White House, he said consolidating the U.S. Commerce Department with several
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