基本解释月掩星英汉例句雙語例句There are an abundance of the lunar occultation records in ancient China.我國古代有相儅豐富的月掩星觀測記錄。lunar occultation更多例句词组短语短語lunar occultation of radio source 月掩射電源lunar occultation更多词组专业释义天文學月掩星