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一份两千人调查：2021年，年轻人的爱情观变了哪些？
2026-07-03
网络整理
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Key Point:1923 年，离现在将近 100 年，北大哲学系教授张竞生在《晨报副刊》发表了自己的爱情四项定则，引发了一场爱情观的大讨论：一、爱情是有条件的。
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