当外部环境和需求发生变化时，软件代码良好的灵活性和可维护性。

Flexible and easy maintenance of software code as the environment and needs change.

youdao

当外部环境和需求发生变化时，软件代码良好的灵活性和可维护性。

Flexible and easy maintenance of software code as the environment and needs change.

youdao