接口的概念在UML中也很重要。

The concept of interfaces in UML is also important.

youdao

而且，理解基本的面向对象概念(如继承、类、接口等)也很重要。

It is also important that you understand basic object-oriented paradigms, such as inheritance, class, interface, and so on.

youdao

此外，当你想自己创业时，这些概念也很重要。

Moreover, these concepts are crucial if you want to start your own business.

youdao