leading light
noun [ C ] uk/ˌliː.dɪŋ ˈlaɪt/ us/ˌliː.dɪŋ ˈlaɪt/
要员，重要人物
an important and respected person in a group or organization
A leading light in/of the art world, she was a close friend of the director. 作为艺术界的重要人物，她曾是导演的亲密朋友。
Synonyms: luminary notable