ㄖㄡˊㄔㄤˊㄘㄨㄣˋㄉㄨㄢˋróucháng‑cùnduàn

柔肠寸断
  1. 形容悲傷至極 夭折不覺柔腸寸斷」。

lit. to feel as if one's intestines have been cut short, broken-hearted (idiom)​