名词
中文翻译：壳果
同义词：
['nut', 'seed coat例句：1. The ascocarp is a protective covering for the nut.（壳果是坚果的保护层。）']
例句：
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1. The ascocarp is a protective covering for the nut.
壳果是坚果的保护层。
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2. The ascocarp protects the nut from damage during transportation.
壳果在运输过程中保护坚果免受损伤。
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3. The ascocarp is made up of several layers, including the outer hard shell and the innersoft flesh.
壳果由多层组成，包括外硬壳和内软肉。