In the Middle Ages, troubadours and Arthurian tales recast that longing as "courtly love", a fierce, often forbidden devotion like Lancelot's for Guinevere, in which a knight proved his worth through self-sacrifice for a beloved he might never openly declare.
https://doi.org/10.48550/arXiv.2602.18602。业内人士推荐WPS官方版本下载作为进阶阅读
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