complete probability formula的用法和样例：
例句
- Then the Lundberg inequality and the formula of the ruin probability are obtained.
得出伦德伯格不等式和最终破产概率公式。 - The author hence draws a procedure of correct analysis leading to the solution of the problems, and argues for ways of memory of total probability.
通过对典型题目的分析，总结出求解此类问题的方法和解题步骤，并给出了全概率公式的记忆方法。
