In various common situations, you may want to create classes in more dynamic ways than simply running static code for their creation.

在各种条件下，创建类时，也许想用比简单地运行静态编码更加动态的方法。

youdao

In various common situations, you may want to create classes in more dynamic ways than simply running static code for their creation.

在各种条件下，创建类时，也许想用比简单地运行静态编码更加动态的方法。

youdao