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汉语拼音：tiān wén tái

对天体进行观测与研究的专门机构。主要从事观测天象，测定天体位置和距离，编制天文历表，进行授时，研究天体的化学组成和物理结构，以及天体的成因和演化等工作。

1. 从事天文观测和研究的机构。为了减少地球大气的干扰，多建造在山上。天文台中有各种类型的天文望远镜，用以观测天体。利用观测的结果，编制各种星表和历书，进行授时工作，并对天体的分布、运动、结构、物理特性、化学组成和演化等进行研究。

• 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.

• Guy's house was close to the observatory.

  盖伊的房子离天文台很近.

• The nearest research observatory should be contacted right away.

  应立即通知附近的天文台.

• The children are the Hong Kong Observatory. Act the officer.

  小朋友们在参观香港天文台. 扮演那里的主人.

• Leverrier sent his information to the Urania Observatory in Berlin, Germany.

  勒威耶把他的发现告诉了柏林的乌兰尼亚天文台.

• The No 8 signal came down early on Friday afternoon.

  天文台于周五下午早段除下八号风球.

• Xujiahui old suit by the Observatory for the school over housing.

  学样借徐家汇老天文台余屋为校舍.

• The conservative man made a reservation in the observatory.

  保守的人在天文台的保留.

• He presented his finding to the Royal Observatory in Greenwich, England.

  他把他的发现提交给英国的格林威治皇家天文台.

• In addition, three strong motion accelerographs were installed on different geological sites.

  此外, 天文台也在境内装置有3部强震加速仪.

• According to the observatory, there will be a total solar eclipse tomorrow.

  天文台预测, 明天将会出现全日食.

• The Observatory issued only an amber rainstorm signal and a thunderstorm warning.

  天文台只是发出黄色暴雨警告及雷暴警告.

• The Observatory Dome of the HKU Department of Physics.

  香港大学物理系天文台.

• Hubble watched the night sky with instruments at the university's Yerkes Observatory.

  哈勃在大学的耶基斯天文台用仪器观察夜空.

• Greenwich Park is lovely, but the observatory is really interesting.

  格林威治公园很可爱, 但天文台真有趣.