The gene is activated by a specific protein.

这种基因由一种特异性蛋白激活。

《牛津词典》

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Mr.Mack also says developments in artificial intelligence could lead to a future where disabled patients could be cared for by a voice-activated robot.

VOA: special.2011.01.18

What I want you to remember is that specific sub-populations of cells get activated, the activation results in a specific response.

我希望你们记住的是,一些特定的细胞亚群受到刺激时,被激活细胞将引起特定的应答

耶鲁公开课 - 生物医学工程探索课程节选

Because if it was a neurotransmitter activated ion channel, what would happen when the neurotransmitter bound here?

因为假如这是一个,神经递质激活的离子通道,当神经递质结合于此的时候,会发生些什么呢

耶鲁公开课 - 生物医学工程探索课程节选

The council said it had originally planned for a zebra crossing, but had been told by town residents they would prefer to see a pedestrian crossing activated with a button to push.

BBC: Council teaches people to use new Leek road crossing

The stock market, like a newly activated cellphone, searches for its satellite signal but day-to-day is dysfunctional.

FORBES: Magazine Article

Our final host is Tiffany Shlain, filmmaker and founder of the Webby Awards, whose first hidden treasure is the Wave Organ, a wave-activated acoustic sculpture located on a jetty in the San Francisco Bay.

BBC: The Real San Francisco