单词：elliptic region
单词：elliptic region 相关文章
Broadcast: Jan 29 2003 Two senior U.N. officials warn the HIV/AIDS pandemic in southern Africa is changing the nature of 1) famine in the region and is 2) unleashing a disaster that threatens the exis
VOA2003（上）-健康之旅
76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its
探索与发现2015年
我们今天学的词是：planet。Planet是行星。不过你听说了吗，太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定
英语每日一词
In the Pacific state of Hawaii, U.S. President Barack Obama on Sunday told leaders of the 21 Asia Pacific Economic Cooperation economies that the region will be key to U.S. economic recovery. With much of the formal summit activity, including a worki
英语新闻
Residents of the breakaway Georgian region of Abkhazia voted for a new president Friday, three years after Russia recognized the region, and another breakaway area, South Ossetia, as independent states. Three candidates are hoping to replace Presiden
英语新闻
我们今天学的词是：planet。Planet是行星。不过你听说了吗，太阳系中排行第九的行星冥王星Pluto被降级了。Astronomers' reclassification strips ninth planet of status in solar system. 国际天文学会对行星重新定
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