It has a clear goal, to divide the program into three low-coupling layers: model, view and controller.

它的目标很明确，即把程序分为低耦合的三层：模型、视图和控制器。

youdao

It has a clear goal, to divide the program into three low-coupling layers: model, view and controller.

它的目标很明确，即把程序分为低耦合的三层：模型、视图和控制器。

youdao