单词 virion 释义 virion Microbiology.|vrn|[a. F. virion (A. Lwoff et al. 1959, in Ann. de l'Inst. Pasteur XCVII. 286), f. vir-us virus + -i- + -on -on1.]The complete, infective form that a virus has outside a host cell, with a core and a capsid.1959Ann....