资料来源 : pyDict

不可预测性; 不可预知性

资料来源 : WordNet®

unpredictability
     n 1: the quality of being guided by sudden unpredictable impulses
          [syn: {capriciousness}]
     2: the trait of being unpredictably irresolute; "the volatility
        of the market drove many investors away" [syn: {volatility}]
     3: lacking predictability [ant: {predictability}]