真鍮

(1)a wind instrument that consists of a brass tube (usually of variable length) that is blown by means of a cup-shaped or funnel-shaped mouthpiece

(2)（通例いろいろな長さの）金属管から成るコップ型あるいはじょうご型の吹き口によって息を吹き込む吹奏楽器

(3)an alloy of copper and zinc

(4)銅と亜鉛の合金