devoted

He was a devoted husband who cared for his sick wife for over twenty years.

(Chinese) 他是一位深情的丈夫，照顾生病的妻子长达二十多年。

The fans remained devoted to the band even after they stopped performing live.

(Chinese) 即使在乐队停止现场演出后，粉丝们依然对他们忠心耿耿。