英语词汇“light year”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	light year
释义	light year noun a unit of distance used in astronomy, equal to the distance travelled by light in one year, i.e. 9.4607 × 1012 kilometres or 0.3066 parsecs
随便看	aquaria aquarial aquarian Aquarii aquarist aquarium Aquarius aquarobic aquarobics aquashow aquatic aquatically aquatic centre aquatics aquatint aquatinta aquatinta aquatinter aquatintist aquatintist aquatone aquavit aqua vitae aqueduct aqueous

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