淋巴细胞在外周组织接触抗原而活化，克隆扩增的细胞浸润中枢神经系统。

Lymphocytes are primed in the peripheral tissues by antigens, and clonally expanded cells infiltrate the CNS.

youdao

淋巴细胞在外周组织接触抗原而活化，克隆扩增的细胞浸润中枢神经系统。

Lymphocytes are primed in the peripheral tissues by antigens, and clonally expanded cells infiltrate the CNS.

youdao