单词	双重系紧
释义	双重系紧double lacing
随便看	data management system data management system {=dms} data management system host language interface data management system，dms data management utility data management utility--dmu data management utility，dmu data management，dm data manager data manager control structure data manager--dm data manager feature data manager，dm data manifold data manipulability data manipulation data manipulation facility data manipulation instruction data manipulation language data manipulation language (dml) data manipulation language {=dml} data manipulation language--dml data manipulation language processor data manipulation language，dml data manipulation operation