“艺术修养”常见的英文表达是 artistic cultivation 或 artistic accomplishment。
artistic cultivation：侧重于通过长期学习、体验和感悟而形成的对艺术的深入理解、感知能力以及审美素养等内在的、较为综合性的艺术素养积累。
artistic accomplishment：更强调在艺术方面所达到的成就、造诣，体现出在艺术技能、知识、理解等多方面达到了一定水平。
例如：
He has a high level of artistic cultivation, which is reflected in his exquisite paintings.（他有很高的艺术修养，这体现在他精美的画作中 。）
Her artistic accomplishment was evident in her perfect performance on stage.（她在舞台上完美的表演显示出她高超的艺术修养 。）