解釋◎ 爬灰 páhuī
[an affair between the father and his daughter-in-law] 俗指公公跟兒媳婦通姦。也作“扒灰”
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國語辭典爬灰
公公姦汙媳婦。《紅樓夢．第七回》：「那裡承望到如今生下這些畜生來，每日家偷狗戲雞，爬灰的爬灰，養小叔子的養小叔子，我什麼不知道！」也作「扒灰」。
英語 incest between father-in-law and daughter-in-law, also written 扒灰
法語 inceste
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