adj. 
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astrospectrometer, astrospectroscopy, astrosphere, astrostereogram, astrotaxis, astrotel, astrotelevision, astrotracker, Astroturf, astrovehicle,
相似单词
aprosody, aprosopia, aprosopus, aprotic, aprotinin, aprowl, APRS, APS, APSA, apsacline,