411 REFERENCE · Wikibooks
English-Hanzi/White blood cell
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
White blood cells are the white color cells in the blood. They kill bacteria, viruses, and cancer.
白血球 是 血液 中 的 白色 细胞。它们 杀死 细菌，病毒，和 癌症。