The virulent strains had a polysaccharide capsule and formed smooth colonies on agar medium.
有毒菌株具有多糖荚膜它在琼脂培养基上形成光滑的菌落.
词典精选例句
They are also likely to find it hard indeed to extract repayment from grasshopper colonies.
它们还可能发现,实在难以从蚱蜢窝那里获得还款.
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Here in the Madison lab, scientists grumble about how fragile the precious colonies are.
在Madison的实验室, 科学家们抱怨说这些贵重的细胞集落非常脆弱.
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In fact, small colonies may sometimes rely on a single hyperactive overachiever.
有时, 一个小蚁群可能依靠一只能力超强的个体生存.
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事实上, 它是细菌,原虫, 支原体, 酵母和病毒的聚集地,形成凝胶样的有机物质.
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