名词中文翻译
中文翻译：减光运动
同义词：
['reduced proper motion', 'reduced proper motion vector']
例句：
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1. The star's reduced proper motionis a valuable tool for astronomers to study distant galaxies.
这颗星的减光运动是天文学家研究遥远星系的一个宝贵工具。
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2. The researchersused the reduced proper motion of the planetto calculate its distance from the sun.
研究人员利用行星的减光运动来计算它离太阳的距离。
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3. The reduced proper motion ofthe comet was unexpectedly high,which could indicate that it has been travelingat an unusually high speed.
这颗彗星的减光运动出乎意料地高，这可能表明它以异常高的速率在移动。