单词	绿细菌
释义	绿细菌 lǜ xì jūn green bacterium
随便看	relational data model relational dbms relational definition relational degree relational depth relational development stage relational dissolution model relational dissolution stage relational ecs database relational ecs database (ecs/r) relational ecs database{=ecs/r} relational expression relational file relation algebra relational grammar relational graph relational join relational join operation relational language relationally relationally complete language relational memory relational methodology relational methods relational model