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长号(Trombone),中国名也叫“拉管”、“伸缩喇叭”。是一件以滑动伸缩管的办法变换空气柱的长度。并从而获得不同音高的吹奏乐器。他的演奏姿态以及它本身形体构造的特殊,会使哪些即使根本不认识这件乐器的人也能轻而易举地从管弦乐队或爵士乐队中正确地辨认出它。 长号是一件古老的乐器,古老到无法确认它是什么时候,由谁发明的程度;古老到其它乐器历经数个世纪的推移,在构造上都有所改进、发展、变化,而只有它还保留着数百年前那最初
Trombone (Trombone), Chinese name is also called “pull tube”, “Trombone.” Is a sliding telescopic tube approach to transform the length of the air column. And thus get a different pitch of the wind instruments. His playing posture and the special shape of its own body make it easy for anyone who does not even know the instrument to recognize it correctly from an orchestra or jazz band. Trombone is an ancient musical instrument, ancient to the inability to identify when it was, who invented the degree; ancient to other musical instruments after centuries of evolution, in terms of the structure has improved, development, change, and only it It was retained for the first time hundreds of years ago