glia

1.Then the glia discharge a bevy of chemicals that prod nociceptor terminals to release neurotransmitters in the cord, thus perpetuating a pain signal.

细胞释出的物质，包括生长因子和称为细胞素的多种分子，还会让背角变得过度活化；

2.The majority of cells in the human brain are not nerve cells but star-shaped glia cells, the so called “astroglia”.

人脑大部分细胞并非细胞，而是星状质细胞。