英语词汇“astronomical unit”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	astronomical unit
释义	astronomical unit[ˌæstrəˈnɔmɪkəl ˈju:nit]n. 天文单位（即地球中心与太阳的距离，约合 1.496 亿公里） [网络] 一个天文单位；天文距离单位；天文单位的意思
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