It's really been a powerful tool in molecular biology because I might have a very small copy of a gene that I'm interested in and I can make enough copies that I can start to do something else with it.

这确实是分子生物学的一项利器,因为我可能只有,很少量的感兴趣的基因拷贝,而我可以马上制造出足够数量的复制品,能使我用作其他用途

耶鲁公开课 - 生物医学工程探索课程节选

Thus moves, largely driven by two NGOs, Global Witness and the Enough Project, to do something about this.

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Not that targets or time tables are not important, but that is not enough and that you have to do something to change technology.

NPR: Seeking Profit in Kyoto Protocol Compliance

' A chapter later, 'There could be a time where if pushed hard enough, we'll have to do something and there will be a battle.

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