irreducible integral

例句：

1. 1. The problem of integratingdifferent cultures into a unified society isa complex one.
   将不同的文化整合到一个统一的社会是一个复杂的问题。
2. 2. The integralpart of the solution isto find a common ground fordiscussion.
   解决方案的核心是找到共同讨论的基础。
3. 3.The integral equation describes the relationship between twovariables.
   这个积分方程描述了两个变量之间的关系。