emotional sustenance

基本解释

Music is human's emotional sustenance and externalization, so it's an eternal theme of human history.
音乐是人类史上一个永恒的主题，是人们情感的寄托和外化。
At the first, this article go through the history of large-span buildings. On its own development and building construction technology level, people's emotional sustenance can not be separated.
本文先通过简述大跨度建筑的发展历程，说明其自身的发展与建筑技术水平、人们的情感寄托是不可分离的。
Various sermons, discourses, fables and legends all sing glories of forgiveness, which affords emotional sustenance, moral inspiration and mental power to a man.
各种布道、演说、寓言和神话都歌颂宽容的光辉，它给人以情感的支持、道德的灵感和智慧的力量。