哩D細胞叫做膠質細胞 ， 之前被認為係 脊髓中最唔重要嘅結構元素 除咗幫助所有重要嘅好似神經細胞甘嘅物質 聚合在一齊之外 ， 無其他用途 。
These cells, called glial cells, were previously thought to be the least important structural element in the spinal cord and had no other purpose than to help all the important substances like nerve cells and sugar come together.