I'm not sure
It's a Chinese idiom. Pinyin is f ǔ y ī NGD ù NZ ú, which means beating the chest and stamping the foot. To describe the extreme of grief. It comes from Shen Jing's the story of two pearls: mother and son divide pearls in Ming Dynasty.
Analysis of Idioms
Touch your feet
The origin of Idioms
Shen Jing, Ming Dynasty, wrote in the story of two pearls, mother and son divided the pearls: "sigh for the flesh and bones, and you will feel the pain."
Idiom usage
Combined; used as predicate, attribute and adverbial; with commendatory meaning; used in grief.
I'm not sure
The government is light and the situation is weak - guān qīng shì wēi
walk in the dark and touch blindly - míng xíng máng suǒ
deep trenches and high ramparts - shēn gōu gāo lěi