英语词汇have to see a man about a dog的起源、历史背景-英语词源词典

词汇	have to see a man about a dog
词源	have to see a man about a dog. A way to excuse oneself on leaving the room to use the bathroom. A common saying since the late 19th century.
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英语词源词典收录了13259条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。