研究人员接着用另外两种方法测试参与者，这一次是测量学习视觉刺激与听觉刺激之间联系的能力。

The researchers then went on to test the participants by two other methods, this time to measure the capacity to learn associations between visual and auditory stimuli.

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实际上，这是一种研究婴儿颜色视觉的方法。

And this is, in fact, one way they study color vision in babies.

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通过更简便的方法改变视觉相关的基因，研究者们可能能够更深层次的理解大脑的这部分是怎么工作的。

With an easier way to modify genes related to vision, researchers may be able to gain an even higher understanding of how this part of the brain works.

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And this is, in fact, one way they study color vision in babies.

实际上,这是一种研究婴儿颜色视觉的方法

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