单词	orrery
释义	or·rery \ˈȯrərē, ˈärə-\ noun (-es) Etymology: after Charles Boyle died 1731 4th Earl of Orrery 1. : an apparatus that illustrates the relative positions and motions of bodies in the solar system by rotation and revolution of balls moved by wheelwork 2. : a mechanical device incorporated into a clock to indicate the relative movements of some planets and satellites
随便看	denverite denver sandwich Denver sandwich deny denying denyingly deo deodand deodar deodar deodara deodar cedar deodorant deodorization deodorize deodorizer deontic deontological deontologist deontology deoperculate deorbit deordination deo volente deoxidant

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