[电] 天文学...

n.美食家...

仿天器，仿星器，秒差距...

后圆浅虫科...

gastroneurosis的音标：gastroneurosis的英式发音音标为：[ɡæstrəʊnjʊə'rəʊsɪs]gastroneurosis的美式发音音标为：[ɡæstroʊnjʊr'roʊsɪs]...

Astronaut Pierre Thuot tried to latch the 15-foot robotic arm onto the satellite.宇航员皮埃尔·索特想要把这个长15英尺的机械手安到人造卫星上。Astronaut Michael Good rides Atlantis'remote manipulator system arm during a spacewalk.宇航员迈克尔良好乘坐亚特兰蒂斯&...

epiplastron的音标：epiplastron的英式发音音标为：[epɪ'plæstrən]epiplastron的美式发音音标为：[epɪ'plæstrən]...

n.考究饮食的人...

Scientists are trying to pull together disparate ideas in astronomy.科学家们正试图将天文学中的各派观点整合在一起。Speaking generally, the space enterprise has served astronomy well.总的说来，航空企业很好地促进了天文学的发展。We are on the threshold of a new era in ...

The astronaut was welcomed with joyous , resounding acclaim.人们欢声雷动地迎接那位宇航员.The rocket boosts the astronaut into space.这火箭能把宇航员送入太空.Astronaut Pierre Thuot tried to latch the 15-foot robotic arm onto the satellite.宇航员皮埃尔·索...

gastronomist的音标：gastronomist的英式发音音标为：[gæs'trɒnəmɪst]gastronomist的美式发音音标为：[gæs'trɒnəmɪst]...

gastronome的复数形式为：gastronomes...

gastronephritis的音标：gastronephritis的英式发音音标为：[ɡæstrəʊ'nefraɪtɪs]gastronephritis的美式发音音标为：[ɡæstroʊ'nefraɪtɪs]...

Astronomers usually assume that interstellar dust is closely confined to the galactic plane.天文学家通常认为,恒星际星尘都是紧靠着银河平面的.Early astronomers thought that our planet was the centre of the universe.早期的天文学家认为我们的星球是宇宙的中心。Astronome...