| 单词 | 品系 |
| 释义 | 〔prototrophic〕Having the same metabolic capabilities and nutritional requirements as the wild type parent strain:原质营养的：具有和其野生品系一样的新陈代谢能力和营养需求的：〔streptomyces〕Any of various actinomycetes of the genusStreptomyces, including several strains that produce antibiotics. 链丝菌：一种链霉菌 属的放线菌，包括产生抗生素的几种品系 〔race〕A breed or strain, as of domestic animals.种：种或品系，如家养动物的〔strain〕Any of the various lines of ancestry united in an individual or a family; ancestry or lineage.品系：联合在个人或家族上的任何一个祖先的血系；血统或家系〔revertant〕A revertant organism, cell, or strain.回复突变等位基因：回复突变的有机体、细胞或品系 |
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