[mass noun]a sentimental longing or wistful affection for the past, typically for a period or place with happy personal associations 怀旧;(尤指对某段快乐时光或某地的)思念,怀念 I was overcome with acute nostalgia for my days at university. 我强烈地怀念大学时代的生活。 ■the evocation of these feelings or tendencies, especially in commercialized form (尤指商业化的)怀旧感引发 an evening of TV nostalgia. 一个商业化怀旧电视节目唱主角的夜晚。
派生 nostalgist noun 语源
late 18th cent. (in the sense 'acute homesickness'): modern Latin (translating German Heimweh 'homesickness'), from Greek nostos 'return home' + algos 'pain'