煞費苦心 (shàfèi-kǔxīn)

1. 費盡心思 pains-taking;take a lot of troubles;take great pains;with much ado
   • 為達(dá)到細(xì)微末節(jié)的逼真和精確而煞費苦心
   • 然而,現(xiàn)在的謎,卻使她煞費苦心,難猜難解?！?a href="/hycd/d/d123610.htm" target="_blank">黨員登記表》