改造过的细菌能分泌烷类,很容易被收集并可以用作燃料。
The bacteria secrete the alkanes, which can then by easily collected and used as a fuel.
这种植物的毒性来自自然产生的莨菪烷类生物碱。
The toxicity of the plant is due to the naturally occurring tropane alkaloids.
例如,大肠杆菌以其自身合成的一些脂肪酸为食,而不是以它们为原料来生产烷类。
For example, the E. coli naturally feeds on some of the fatty acids it produces, rather than using them as a feedstock for producing alkanes.
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