资料来源 : pyDict

易变,变化性,变异性

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Variability \Va`ri*a*bil"i*ty\, n. [Cf. F. variabilit['e].]
   1. The quality or state of being variable; variableness.

   2. (Biol.) The power possessed by living organisms, both
      animal and vegetable, of adapting themselves to
      modifications or changes in their environment, thus
      possibly giving rise to ultimate variation of structure or
      function.

资料来源 : WordNet®

variability
     n 1: the quality of being subject to variation [syn: {variableness},
           {variance}] [ant: {invariability}, {invariability}]
     2: a quality of variability and lack of uniformity [syn: {unevenness}]
        [ant: {evenness}, {evenness}]