Tā shì Huáyǔ yuètán zuì jù yǐngxiǎnglì de gēshǒu zhīyī.
She is one of the most influential singers in the Chinese-language music scene.
Tips
usage
乐坛 specifically refers to the world of music as an industry or community. 坛 means 'platform/arena' and appears in other domain words like 文坛 (literary world) and 体坛 (sports world).