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	subregions subregulus subrents subreptary subreption subreptions subreptitious subreptitiously subreputable subresin subresinous subrident subridently subrigid subring subrings subrisive subrogate subrogated subrogates subrogating subrogation subrogations subrostral subrotund

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