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出典:Wiktionary
出典:『Wiktionary』 (2025/04/07 20:54 UTC 版)
astronomical clock (plural astronomical clocks)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/06 20:26 UTC 版)
An astronomical clock is a clock with special mechanisms and dials to display astronomical information, such as the relative positions of the sun, moon, zodiacal constellations, and sometimes major planets.
astronomical clock