noun, noun which may take the genitive case particle 'no'
beauty of slender female legs
Refers specifically to the aesthetic appeal of long, shapely legs, often used in fashion or beauty contexts.
彼女の脚線美は雑誌の表紙を飾った。
Her beautiful legs graced the cover of the magazine.
このドレスは脚線美を引
This dress is designed to accentuate the beauty of the legs.