| 释义 |
〔virus〕Any of various simple submicroscopic parasites of plants, animals, and bacteria that often cause disease and that consist essentially of a core of RNA or DNA surrounded by a protein coat. Unable to replicate without a host cell, viruses are typically not considered living organisms.病毒：各种动物、植物和细菌的简单亚微观寄生虫之一，常引起疾病，主要由核糖核酸或脱氧核糖酸的一个核组成，周围有蛋白质包围。离开寄主细胞不能复制本身，病毒通常不被认作为是生物体 |