名词
中文翻译：索状体
同义词：
['spinal cord', 'vertebrae', 'spinal column']
例句：
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1. The scientist discovered a new type of spider that has a uniquely shaped solenidion.
科学家发现了一种具有独特形状的蜘蛛，这种蜘蛛拥有一个独特的索状体。
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2. The researcher found that the spine of the animal was made up of several layers of vertebrae.
研究人员发现，这种动物的脊柱由几层椎骨组成。
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3. The doctor explained that the spinal column is crucial for supporting the body's weight andmovement.
医生解释说，脊柱对于支撑身体的重量和运动至关重要。