资料来源 : pyDict

内置的,嵌入的,生就的,内部的

资料来源 : WordNet®

built-in
     adj : existing as an essential constituent or characteristic; "the
           Ptolemaic system with its built-in concept of
           periodicity"; "a constitutional inability to tell the
           truth" [syn: {constitutional}, {inbuilt}, {inherent}, {integral}]