take/go to (great) pains to do something (also take pains with/over something)CAREFUL to make a special effort to do something 煞费苦心做某事;十分努力地做某事 He’s taken great pains to improve his image. 他煞费苦心要改善自己的形象。
take/go to (great) pains to do something• Mr Lendrem has gone to great pains to establish one thing: that all of his preconceptions concerning bird behaviour are true.• However, composers often go to great pains to keep to true intervals.
→ take/go to (great) pains to do something at pain1(2)