“earth orbit”的概念、定义、翻译、参考文献-科学参考

单词	earth orbit
释义	earth orbit [¦ǝrth `ȯr·bǝt] ^ASTRONOMY The elliptical motion of the earth about the sun (eccentricity 0.01675, average radius 9.290 × 10⁷ miles or 1.496 × 10⁸ kilometers) in a little over a year.
随便看	adapter skirt adapter spool adapter transformer adaptive behavior adaptive branch adaptive colitis adaptive communications adaptive control adaptive-control function adaptive disease adaptive divergence adaptive enzyme adaptive equalization adaptive integration adaptive norm adaptive optics adaptive radiation adaptive robot adaptive sound cancellation adaptive sound control adaptive system adaptive system theory adaptive value adaptometer ADAR

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