成唯識論演祕 2.900

2.900

答：意明異熟對異熟生，六中第三非異熟生，復非異熟，所以除之，但云五義。

Answer: The intent is to clarify fruition in contrast to fruition-born; the third among the six is neither fruition-born nor fruition, and therefore it is excluded, so it only speaks of five meanings.