英语词汇“optical double”的读音、翻译、释义、用法及例句-范文网

词汇	optical double
释义	optical double(＝double star)【天文学】双星。optical: adj. 眼的；视觉的；视力的；帮助视力的；光学(上)的 ...double: adj. 1.两倍的，加倍的。 2.双的，二重的，双重的 ...
随便看	eastern samoa eastern white pine easterner eastertide easting eastman eastward eastwardly easy easy mark easy meat easy-going easy-payment system easy-purchase system easymoney eat eatable eaten eater eatery eating eating house eating-out eaton eats

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