percussion的解释n.撞击(碰撞,振动,击发,叩诊)percussion的例句Asmallfireworkconsistingofsomegravelwrappedintissuepaperwithapercussioncapthatexplodeswhenthrownagainstahardsurface.掼炮一种由草纸包住一些砾石制成的小型鞭炮,其打火帽在与坚硬表面撞击时发生爆炸Percussioninstr umentsortheirplayersconsideredasagroup.把打击乐器或他们的演奏者看成一组