For example, we may want to define a generic ScrollPane class that keeps a reference to an ordinary Pane that it decorates with scrolling functionality.

例如，我们可能想定义泛型scrollpane类，它引用普通的带有滚动条功能的Pane。

youdao

For example, we may want to define a generic ScrollPane class that keeps a reference to an ordinary Pane that it decorates with scrolling functionality.

例如，我们可能想定义泛型scrollpane类，它引用普通的带有滚动条功能的Pane。

youdao