名词
中文翻译：号筒壳
同义词：
["trumpeter's shell", 'trumpet mouthpiece', 'trumpet case']
例句：
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1. The trumpet shell is a crucial part of the instrument.
号筒壳是乐器的重要组成部分。
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2.The trumpet shell was made from a rare material.
号筒壳是由一种稀有材料制成的。
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3. The trumpet shell is used to protect the instrument during transportation.
号筒壳用于在运输过程中保护乐器。