病毒株 meaning in English
virus strain
Examples
- New variants of some plant viruses have been produced artificially in the laboratory by treating pure virus strains with mutagens .
用亚硝酸之类的诱变处理纯病毒株系，能在实验室内人为地使有些植物病毒产生新变种。 - The strain is resistant because of a single mutation
病毒株的抗药性来自单一突变。 - Its mortality rate , in its most virulent strains , is 90 %
最致命的病毒株引起的死亡率达到90 % 。 - The 1957 strain was nearly released by accident in 2005
因为偶然的因素1957病毒株险些在2005年流行。