单词：bellwethers
系铃的公羊( bellwether的名词复数 )；前导；领导者；群众的首领
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Spotting Trends Heidi: You look very relaxed reading magazines in the middle of the workday. Tim: Its my job. Im tasked with spotting new trends. Heidi: And you do that by reading magazines with your feet up? Tim: Why not? I also frequent places wher
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2014年ESL之商务英语
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This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Climate change is the great environmental challenge facing the world today, but maybe we should start calling it Climates Change. Because scientists who've
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Scientific American(五)月
Climate change is the great environmental challenge facing the world today. But maybe we should start calling it climates change. Because scientists whove looked to glaciers to study the history of climate on Earth have found that the Northern and S
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60秒科学
60秒科学