名词中文翻译1
中文翻译：Unknown
同义词：
['major semi-major axis', "major axis例句：1. The planet's orbit is determined by its major equatorial radius.（行星的轨道由其主要赤道半径决定。）"]
例句：
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1. The planet's orbit is determined by its major equatorial radius.
行星的轨道由其主要赤道半径决定。
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2. The moon's gravitational influence on the earth is mainly due to its major equatorial radius.
月球对地球的引力影响主要是由其主要赤道半径决定的。
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3. The study of the sun's major equatorial radius is crucial for understanding its energy output.
研究太阳的主要赤道半径对于理解其能量输出至关重要。