functional

1. ADJ Functional things are useful rather than decorative. 實用的

...modern, functional furniture. …現代、實用的家具。

2. ADJ Functional equipment works or operates in the way that it is supposed to. 起作用的

We have fully functional smoke alarms on all staircases. 我們在所有樓梯上都裝有運轉完全正常的菸霧報警器。