white blood cell
noun [ C ] biology uk/ˌwaɪt ˈblʌd ˌsel/ us/ˌwaɪt ˈblʌd ˌsel/ (also white corpuscle); (abbreviation WBC)
白细胞，白血球
a cell in the blood that has no red colour and is involved in the fight against infection
Synonym: leucocyte
Compare: red blood cell
See also: blood cell RBC