名词
中文翻译：硬壳
同义词：
['shell', 'outer skin例句：1. The scientist discovered a new species of butterfly with its membrum inferius intact.（科学家发现了一种拥有完整硬壳的蝴蝶新物种。）']
例句：
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1. The scientist discovered a new species of butterfly with its membrum inferius intact.
科学家发现了一种拥有完整硬壳的蝴蝶新物种。
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2.The artist carefully removed the membrum inferius to reveal the intricate details inside.
艺术家小心翼翼地移除了外壳，以揭示里面的复杂细节。
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3. The old tree's membrum inferius was so thick that it protected the ground from harsh weather.
这棵老树的外壳非常厚，以至于它保护地面免受恶劣天气的影响。