煞費苦心

Simplified: 煞费苦心

shàfèikǔxīn ㄕㄚˋ ㄈㄟˋ ㄎㄨˇ ㄒㄧㄣ

    • to take a lot of trouble (idiom) painstaking
    • at the cost of a lot of effort

Character by character

Sources