armillary-sphere
US /ɑːrˌmɪl.ɚ.i ˈsfɪr/
UK /ɑːˌmɪl.ər.i ˈsfɪər/
名词
浑天仪
a model showing the positions of the stars and planets and consisting of several circles forming a sphere (= ball shape):
示例:
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Several different types of globes and armillary spheres were invented by Muslim astronomers.
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