别怪兄弟无情只怪嫂子迷人
[bié guài xiōng dì wú qíng zhĭ guài săo zi mí rén]
'Don’t Blame Me Harsh If You Find My Sister-in-Law So Attractive’ expresses a humorous or self-deprecating tone on one's actions driven not by cruelty but due to the charm and allure of the sister-in-law.