• 中美战略经济对话

    10-12-16 China-US Strategic and Economic Dialogue 中美战略经济对话 opening ceremony 开幕式 closing remarks 闭幕辞 high-level dialogue 高层对话 economic cooperation 经济合作 government procurement 政府采购 hi-tech goods 高科技产品 hi-tech export 高科技出口 hi...

  • 联合国气候大会闭幕 未达成重要协议

    10-12-14 在墨西哥海滨城市坎昆举行的联合国气候谈判大会于周六闭幕,各国在对抗气候变化方面仅做出少量承诺,并同意为贫困国家提供更多资金,但有关大规模减排的艰难协议要到明年才有可能达成。 The world's governments agreed on Saturday to modest steps to combat climate...

  • 圣地亚国家实验室造出世界最小电池

    10-12-10 A benchtop(台式) version of the world's smallest battery its anode(阳极,正极) a single nanowire one seven-thousandth the thickness of a human hair has been created by a team led by Sandia National Laboratories researcher Jianyu Huang. To better...

  • 百事38亿美元控股俄WDB

    10-12-03 Soft drinks maker PepsiCo has said it is buying a 66% stake in Russian dairy and fruit juice maker Wimm-Bill-Dann for $3.8bn (2.4bn). 软饮料生产商百事可乐将以38亿美元购买俄罗斯乳制品、果汁生产商WBD公司66%的股份。 PepsiCo said the deal would help it...

  • 天文学家利用月亮探测中微子

    10-12-01 Seeking to detect mysterious, ultra-high-energy neutrinos(中微子) from distant regions of space, a team of astronomers used the Moon as part of an innovative telescope system for the search. Their work gave new insight on the possible origin of th...

  • 仿生鲸鱼鳍改进水下涡轮叶片

    10-11-29 Interest in developing alternative energy(替代能源) sources is driving the consideration of a promising technology that uses underwater turbines(涡轮) to convert ocean tidal(潮汐) flow energy into electricity. Now lessons learned from the ocea...

  • 科学家揭密二氧化钒相变的神秘性

    10-11-24 A systematic study of phase changes in vanadium dioxide(二氧化钒) has solved a mystery that has puzzled scientists for decades, according to researchers at the Department of Energy's Oak Ridge National Laboratory. Scientists have known that vanadi...

  • 饮用运动饮料可能导致酒精依赖

    10-11-18 Energy drinks are commonly consumed by teens and college students A new study shows that energy drink consumption is strongly associated with increased risks for heavy drinking and alcohol dependence These results call for more scrutiny(监视) rega...

  • 石油将在替代能源问世前消耗殆尽

    10-11-10 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 California, Davis, study based on stock market expectations. The forecast was published online Mond...

  • 科学家制造出透明的捕光材料

    10-11-04 Scientists at the U.S. Department of Energy's Los Alamos National Laboratory and Brookhaven National Laboratory have fabricated(制造,组装) transparent thin films capable of absorbing light and generating electric charge over a relatively large ar...