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以纳秒级了解宇宙的专用天文台
添加时间:2020-03-11 20:34:43 浏览次数: 作者:未知
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  • Recently,a team of astronomers1 led by physicist2 Shelley Wright of the University of California,San Diego is deploying3 a pair of telescopes,hoping to continuously search for intelligent life signals from our galaxy4 in the night sky.

    最近,由圣地亚哥加利福尼亚大学物理学家雪莱·赖特领导的天文学家小组正在部署一对望远镜,希望能在夜空中不断搜索来自我们银河系的智能生命信号。

    以纳秒级了解宇宙的专用天文台

    According to researchers,the project is called PANOSETI(Panoramic Search for Extraterrestrial Civilizations),and it is expected to install hundreds of telescopes.If the final assembly is completed,the project will become the first dedicated5 observatory6 that can continuously search for optical or infrared7 signals.The two telescopes deployed8 this time will provide astronomers with a new window to understand the universe on a nanosecond time scale.

    据研究人员称,这一项目被称为全景搜索(panosetti),预计将安装数百架望远镜。如果最终组装完成,该项目将成为第一个能够连续搜索光学或红外信号的专用天文台。这次部署的两台望远镜将为天文学家提供一个新的窗口,以纳秒级了解宇宙。

    This pulse signal that occurs on the nanosecond to second time scale may come from human activities,such as alien communications;it may also come from astrophysical phenomena,such as fast radio pulses."Signals from advanced civilizations may be rare and short-lived,so long-term observations of large areas of the sky are required,"the researchers said.

    这种出现在纳秒到秒量级的脉冲信号可能来自人类活动,如外星通信;也可能来自天体物理现象,如快速无线电脉冲。”研究人员说:“来自先进文明的信号可能是罕见的,而且是短暂的,因此需要对大面积的天空进行长期观测。”。

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    1 astronomers [əˈstrɔnəməz] 569155f16962e086bd7de77deceefcbd   第7级
    n.天文学者,天文学家( astronomer的名词复数 )
    参考例句:
    • Astronomers can accurately foretell the date,time,and length of future eclipses. 天文学家能精确地预告未来日食月食的日期、时刻和时长。 来自《简明英汉词典》
    • Astronomers used to ask why only Saturn has rings. 天文学家们过去一直感到奇怪,为什么只有土星有光环。 来自《简明英汉词典》
    2 physicist [ˈfɪzɪsɪst] oNqx4   第7级
    n.物理学家,研究物理学的人
    参考例句:
    • He is a physicist of the first rank. 他是一流的物理学家。
    • The successful physicist never puts on airs. 这位卓有成就的物理学家从不摆架子。
    3 deploying [diˈplɔiŋ] 79c9e662a7f3c3d49ecc43f559de9424   第8级
    (尤指军事行动)使展开( deploy的现在分词 ); 施展; 部署; 有效地利用
    参考例句:
    • Provides support for developing and deploying distributed, component-based applications. 为开发和部署基于组件的分布式应用程序提供支持。
    • Advertisement, publishing, repair, and install-on-demand are all available when deploying your application. 在部署应用程序时提供公布、发布、修复和即需即装功能。
    4 galaxy [ˈgæləksi] OhoxB   第7级
    n.星系;银河系;一群(杰出或著名的人物)
    参考例句:
    • The earth is one of the planets in the Galaxy. 地球是银河系中的星球之一。
    • The company has a galaxy of talent. 该公司拥有一批优秀的人才。
    5 dedicated [ˈdedɪkeɪtɪd] duHzy2   第9级
    adj.一心一意的;献身的;热诚的
    参考例句:
    • He dedicated his life to the cause of education. 他献身于教育事业。
    • His whole energies are dedicated to improve the design. 他的全部精力都放在改进这项设计上了。
    6 observatory [əbˈzɜ:vətri] hRgzP   第8级
    n.天文台,气象台,瞭望台,观测台
    参考例句:
    • Guy's house was close to the observatory. 盖伊的房子离天文台很近。
    • Officials from Greenwich Observatory have the clock checked twice a day. 格林威治天文台的职员们每天对大钟检查两次。
    7 infrared [ˌɪnfrəˈred] dx0yp   第7级
    adj./n.红外线(的)
    参考例句:
    • Infrared is widely used in industry and medical science. 红外线广泛应用于工业和医学科学。
    • Infrared radiation has wavelengths longer than those of visible light. 红外辐射的波长比可见光的波长长。
    8 deployed [diˈplɔid] 4ceaf19fb3d0a70e329fcd3777bb05ea   第8级
    (尤指军事行动)使展开( deploy的过去式和过去分词 ); 施展; 部署; 有效地利用
    参考例句:
    • Tanks have been deployed all along the front line. 沿整个前线已部署了坦克。
    • The artillery was deployed to bear on the fort. 火炮是对着那个碉堡部署的。

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