Rather, what determines the size in the brain is the extent to which either they have motor command over it or sensory control.

相反，对运动的控制程度，或是对感觉的控制程度，决定了身体部位在大脑中对应区域的大小。

youdao

If I reach out and pull an object, another neuron will fire, commanding me to pull that object. These are called motor command neurons that have been known for a long time.

如果我伸手拉一个物体，另一个神经元会发射讯号，控制我拉那个物体，我们很久以前就发现了这些被称之为运动神经元的东西。

youdao

These neurons will fire when a person performs a specific action. For example, if I do that, and reach and grab an apple, a motor command neuron in the front of my brain will fire.

当人们做某种动作时这组神经元会发射讯号，例如，如果我这麽做，伸手抓住一颗苹果，一个位于我大脑前方的运动神经元就会发射讯号；

youdao

Rather, what determines the size in the brain is the extent to which either they have motor command over it or sensory control.

相反,对运动的控制程度,或是对感觉的控制程度,决定了身体部位在大脑中对应区域的大小

耶鲁公开课 - 心理学导论课程节选

What this does then is it paralyzes you because your motor neurons-- You send the command to your arm to stand, to lift up.

结果就是它能使你瘫痪,因为你的运动神经元,你想要举起手臂

耶鲁公开课 - 心理学导论课程节选

Early this morning, I blearily stumbled onto the CES show floor, barely in command of basic motor functions.

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