然后研究人员在一年中连续观察这些病人的脑活动和肢体感觉，并与一组服用安慰剂的病人的检查结果相对照。

The researchers then studied those patients' brain activity and bodily sensations over the course of a year, comparing what they found with the results from a group of amputees treated with a placebo.

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在可能成为“新地球”的调查对象中，天文学家搜寻生物活动的迹象，例如检查是不是有氧气。

In surveying potential candidates for "new Earths," astronomers look for traces of biological activity, such as the presence of oxygen.

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在测试过程中当达到一个决策点时，测试人员会检查aut的状态并决定测试活动。

When a decision point is reached in the testing process, the tester examines the state of the AUT and determines a test action.

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