单词	准备机械
释义	准备机械preparatory machinery
随便看	universal computer company universal computer company--ucc universal computer company，ucc universal computer oriented language universal condenser universal connection universal constant universal--constant universal controller universal controller system bus universal controller system bus，ucsb universal co-ordinated time universal coordinated time universal co-ordinated time {= utc} universal copyright convention universal copyright convertion universal cord circuit universal counter universal coupling universal coupling with spider universal coverage multiplex universal covering group universal covering space universal covering surface universal currency