单词	null reference system
释义	null reference system 零基准制
随便看	Any cigarette or liquor? Any cigarettes or liquor Any cigarettes or liquor? any circular or rotating mechanism any circumstances Any climbing Any climbing,woody,usually tropical vine any clue Any clue? Any coleslaw with that Any coleslaw with that? Any colour will do Any combination of three letters of an alphabet Any combination of your photos Any comment about sewing threads Any comment about sewing threads? Any comments Any comments? any communal combination of funds Any complaints Any complaints? Any complaints?/Do you have something to say? Any complaints? / Do you have something to say? any connection is denied any connection or unifying bond