astronomical/ˌæstrəˈnɔmɪkl; ˌæstrə`nɑmɪkl/ adj1 of astronomy 天文学的.2 (infml 口) very large in amount, size, etc 极大的; 庞大的 He's been offered an astronomical salary. 有人出巨额薪水聘请他.
牛津英汉双解词典