This is different from previous releases where lightweight components were not focusable by default.

这不同于前几个发行版—轻量级组件缺省情况下不可定焦。

youdao

All Windows are focusable by default, but it is necessary to render a window not focusable in certain cases.

所有窗口在缺省情况下都是可定焦的，但在特定情况下需要把窗口设置成不可定焦。

youdao

Implementations should perpetuate this behavior if they are focusable, because it is an expected behavior for accessibility scenarios.

如果实作是可设定焦点的，则应该延续此行为，因为这是存取范围案例的预期行为。

youdao