假设固定效果模式。
在叙述者、叙述角度和叙述时间等方面，它有相似、固定的模式，这些模式联系着特定的效果。
They have similar and fixed modes on narrators - narrative angles - narrative time and so on. These are connected with special effect.
第二外语学习模式也并不是一条完美而又固定的方法，但是却对外语学习起着积极的参考作用，能够帮助提高外语学习的效果。
Besides, the learning models of the second foreign language are not fixed or perfect methods, but with their positive effects, they can be applied to foreign language learning...
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