Risk is traditionally defined by means of indeterminism: Some events that occur are not the only possible outcomes of their antecedent conditions.

• 风险在传统上是以自由意志论定义的：有些先决条件会产生许多种可能的结果，所以某个事件的发生，并不表示其先决条件仅会产生这单一种可能的结果。