non-subscripted variable

例句：

1. 1. The non-subscripted variable is used to store data without the need for additional space.
   未被括号括起的变量用于存储数据，无需额外空间。
2. 2. In programming, variables are often non-subscripted to avoid confusion with other variables.
   在编程中，变量经常是非括号括起的，以避免与其他变量混淆。
3. 3. The non-subscripted variable can be accessed directly using the variable name, making it easier to manage and manipulate data.
   该非括号括起的变量可以通过变量名直接访问，使管理和操作数据更加便捷。