... 单簧吹管乐器 saxphone 管乐器用黄铜 trumpet metal 金属管乐器的 brass-wind ...
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管乐黄铜
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trumpet metal
喇叭金属
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Light sent into the oil layer was confined there, bouncing between the metal and air boundaries. The beam spread out ever more quickly, generating a trumpet-shaped glow (see image).
当把光传入油层后，就被约束在那里，光线在金属和空气的边界之间不断反弹，于是产生了喇叭状的辉光(见图片)。
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Unable to take the long metal trumpet inside the football grounds, he re-modelled it in plastic.
BBC: 10 things about the vuvuzela
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