yán / jiū / rén / yuán / zhèng / zài / guān / chá / shén / jīng / jiāo / zhì / duì / dà / nǎo / xiū / fù / de / zuò / yòng研究人员正在观察神经胶质对大脑修复的作用。Researchers are observing the role of glia in brain repair.