名词
中文翻译：背脊组
同义词：
['dorsal spine', 'dorsal column']
例句：
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1.The dorsal group of the animal is responsible for its movement.
动物的背脊组负责其运动。
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2.The dorsal group of the spine consists of the vertebrae.
脊柱的背脊组由椎骨组成。
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3.The dorsal group of the spinal cord contains sensory neurons.
脊髓的背脊组包含感觉神经元。