妇 ㄈㄨ ˋ fù 孺 ㄖㄨ ˊ rú 皆 ㄐㄧㄝ jiē 知 ㄓ zhī 婦 ㄈㄨ ˋ fù 孺 ㄖㄨ ˊ rú 皆 ㄐㄧㄝ jiē 知 ㄓ zhī understood by everyone (idiom); well known a household name