尘侵箧衍三年字。诗句出自【清·周岸登】的《杏花天·其五》。杏花天·其五原文：凉柯倦叶喧晴吹。雁风紧、凭高送泪。尘侵箧衍三年字。难浣离肠渭水。芳游记、洲边拾翠。旧情忆、舟中拥被。迎秋漫有新亭意。愁赋娇春十里。

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