Tā duì yīnyuè qīngxīn yǐjiǔ, zuìzhōng chéngwéi le zhuānyè gāngqínjiā.
She had long been devoted to music and eventually became a professional pianist.
Tips
usage
倾心 can describe romantic attraction (often in the phrase 一见倾心, love at first sight) or deep devotion to a pursuit. The 'tilting heart' image (倾 = to tilt) suggests the heart being pulled toward something irresistibly.