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单词 Toro
释义 Toro
[`tȯr·ō]
ASTRONOMY
A small asteroid with a diameter of about 3.6 miles (6 kilometers), whose orbit, with semimajor axis of 1.368 astronomical units and eccentricity of 0.44, oscillates with that of Venus; it is about 0.13 astronomical unit from Earth at closest approach.
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