| 单词 | astronomical clock |
| 释义 | astronomical clock 1. a clock indicating or representing the movements of the sun or planets, the phases of the moon, or the sky visible at a given time, used as a means of establishing time or for additional information, as locating celestial bodies or timing their movement. 2. a clock used for observing the apparent time of the meridian passages of heavenly bodies. [1855-60] |
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