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Biotechnology is good at taking genes from one organism (a human being, for example) and sticking them into another (yeast, say) in order to churn out large amounts of a desirable protein.

生物技术所擅长的是从某种生物(比如人类)中提取出基因并将其植入另一种生物(以酵母菌为例)，从而艰难地获得大量所需的蛋白质。

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The bacteria dump the DNA into the plant's cells, which follow its instructions to churn out the flu protein.

这些细菌将把DNA丢入烟草植物的细胞之中，而这些烟草细胞能按步骤生产大量流感蛋白质。

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He wants to reduce the churn in Newham and turn it into a place where people buy houses, settle down and raise children.

ECONOMIST: Bagehot

To keep their customers happy and reduce churn, mobile operators need to follow their subscribers into the Wi-Fi environment.

FORBES: Making Wi-Fi '3G Secure' For Mobile Data Offloading

By picking up unsorted trash less often, Portland wants to divert waste from landfills and churn this leafy city's considerable volume of vegetation into compost.

WSJ: Portland Creates Buzz by Cutting Garbage Pickups