资料来源 : pyDict

洁净

资料来源 : WordNet®

uncontaminated
     adj 1: not corrupted by contact or association; "there is no
            culture uncontaminated by contact with the outside
            world" [ant: {contaminated}]
     2: free from admixture with noxious elements; clean;
        "unpolluted streams"; "a contaminated lake" [syn: {unpolluted}]