单词	hour angle
释义	hour angle noun : the angle between the celestial meridian of an observer and the hour circle of a celestial object measured westward from the meridian Word History First Known Use circa 1837, in the meaning defined above
随便看	strain gauge strain insulator strain one's ears strain one's eyes strain one's neck strain oneself strain shadows strain sheet strain theory strainable strainableness strainably strained strainer strainer arch strainers straining straining arch straining beam straining piece straining sill strainingly strainings strainless strainlessly

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