functional
adj
1 of or having a function(1) or functions 功能的; 機能的; 職務上的; 有作用的; 有功能的
a functional duty, title, office 職責、 職稱、 職能
a functional disorder, ie illness caused when an organ of the body fails to perform its function 機能紊亂.
2 practical and useful; not decorative 實用的; 非裝飾性的
functional furniture, clothing, architecture 實用的家具、 衣服、 建筑.
3 [pred 作表語]
working; able to work 起作用; 運轉; 能起作用; 能運轉
Is this machine functional? 這機器能用嗎?
I'm hardly functional if I don't get eight hours' sleep! 我要是不睡上八個小時就無法工作!