recursive rule

例句：

1. 1.The algorithm is designed to be recursive, allowing for easy modification and expansion.
   这个算法被设计成递归的，便于修改和扩展。
2. 2. The process of learning a new language can be recursive, where each new concept builds on the previous one.
   学习一门新语言的过程可能是递归的，每个新概念都建立在前一个概念之上。
3. 3. The function uses recursion to solve complex problems, breaking them down into smaller,more manageable subproblems.
   该函数使用递归来解决复杂的问题，将它们分解为更小、更容易管理的子问题。