释义
n.
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
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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
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an evening of TV nostalgia .一个商业化怀旧电视节目唱主角的夜晚。
词源
"late 18th cent． （in the sense ‘acute homesickness’）： modern Latin （translating German