in a way that relates to deep feelings and beliefs, especially religious beliefs

They showed great strength, both morally and spiritually. 他们在道德和精神上都表现出强大的力量。

Many people are less formally religious than they once were, but more spiritually hungry. 许多人不像过去那样形式化地信仰宗教，但是他们在精神上的渴求更强烈。