infix operation

例句：

1. 1.The infix operation is crucial for the correct functioning of the program.
   内嵌操作对于程序的正确运行至关重要。
2. 2. Infix operations are often used to manipulate data within a programming language.
   内嵌操作通常用于在编程语言中操纵数据。
3. 3. During the infix operation, the values are added together and stored in a temporary variable.
   在内嵌操作期间，值被相加并存储在一个临时变量中。