This study is in the state of nature without any intervention.

本研究在自然状态下进行，对锻炼者不采用任何干预措施。

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The schools carry out all teaching and assessment alone without any intervention or supervision from the IBO.

学校独自开展所有的教学和评估工作，国际文凭组织不进行任何干预或监督。

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In this reprint test, the PCB is printed and removed from the output conveyor track and transported back to the input track for reprint without any intervention.

在此转载测试，PCB是印刷和删除输出输送轨道，运回转载输入跟踪没有任何干预。

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Led by Nobel laureates like Ronald Coase, economic scholars demonstrated clearly that actions by private agents can lead to efficient outcomes without any intervention by government.

FORBES: The Marcellus Agreement: Please Frack Responsibly

So far, the cars have have racked up more than 300, 000 driving miles, and 50, 000 of those miles were without any intervention from the human drivers, Google says.

CNN: Self-driving cars now legal in California

It had been allowed to die without any intervention.

BBC: 'Worst ever' animal neglect case