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

   {Cumulative action} (Med.), that action of certain drugs, by
      virtue of which they produce, when administered in small
      doses repeated at considerable intervals, the same effect
      as if given in a single large dose.

   {Cumulative poison}, a poison the action of which is
      cumulative.

   {Cumulative vote} or {system of voting} (Politics), that
      system which allows to each voter as many votes as there
      are persons to be voted for, and permits him to accumulate
      these votes upon one person, or to distribute them among
      the candidates as he pleases.