文章列表
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1.人类漫游精神世界的时候通常不快乐
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People spend 46.9 percent of their waking hours thinking about something other than what they're doing, and this mind-wandering typically makes them u...
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2.全国性禁烟运动可显著降低孕妇吸烟率
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New research released today takes a look at birth outcomes and maternal(母亲的) smoking, building urgency for more states and cities to join the nat...
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3.水瓶座两个星系正在发生碰撞
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Peace is the curious name given to a pair of interacting and merging galaxies that lie around 220 million light-years away in the constellation(星座,...
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4.种植高粱以生产生物柴油
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Conversion of sorghum(高粱) grass to ethanol(乙醇,酒精) has increased with the interest in renewable fuel sources. Researchers at Iowa State Univ...
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5.鲸鱼也会被太阳光晒伤
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Whales exhibit skin damage consistent with(符合) acute sunburn in humans, and it seems to be getting worse over time, reveals research published thi...
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6.核糖核酸控制鼠类乳腺生长
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Hormones, growth factors and several proteins ensure that development occurs in the right way, at the right time. The components that cause breast dev...
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7.带病上班损失的生产力是旷工的三倍
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Some scholars estimate that presenteeism(出勤) , a relatively recent buzzword(流行词) that applies to people who are less productive at work becau...
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8.石油将在替代能源问世前消耗殆尽
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At the current pace of research and development, global oil will run out 90 years before replacement technologies are ready, says a new University of ...
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9.检测放射性物质新方法问世
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Researchers at the University of Maryland have proposed a scheme for detecting a concealed source of radioactive material without searching containers...
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10.DNA检测揭密欧洲首位农民的起源
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A team of international researchers led by ancient DNA experts from the University of Adelaide has resolved the longstanding issue of the origins of t...