My heart is like a file
Heart like a file, Chinese idiom, Pinyin is x ī NR ú D ā oy í ng, meaning heart like a knife. My heart is as painful as a knife. It comes from "butterfly in love with flower. Willow tower set. Divine melody entangled four.".
The origin of Idioms
Zhou Wenzhi's "butterfly in love with flowers. Willow tower set. Shenqu entwined four": "illness, heart like a file, know the temples of bronze." The heart is like a knife.
My heart is like a file
as difficult as to climb up to the sky - nán rú dēng tiān
It's like participating in business - dòng rú cān shāng
offer one 's own coat and food -- to treat one 's friends sincerely - jiě yī tuī shí