这一事实说明前根细胞的中枢突，也有经后根入脊髓的。

This fact shows that some ventral root cells might give their central processes to enter the spinal cord via dorsal roots.

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大约在20年前，我姨妈霍莉15岁的时候，她被确诊患了多发性硬化症——一种会侵袭中枢神经系统的疾病。

Nearly twenty years ago, when my aunt, Holly, was 15 years old, she was diagnosed with 1 multiple sclerosis, a disease that attacks the central nervous system.

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下丘脑视前区和下丘脑前区为恒温动物的体温调节中枢。

It is well know that the preoptic and anterior hypothalamus is the heat regulating center of homeotherm.

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