These signals travel from the brain to the muscles in a fraction of a second via long, thin cells called motor neurons.
这些信号通过称为运动神经元的细长细胞在几分之一秒内从大脑传输到肌肉。
单词 | second via |
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原声例句
TED-Ed(视频版) These signals travel from the brain to the muscles in a fraction of a second via long, thin cells called motor neurons. 这些信号通过称为运动神经元的细长细胞在几分之一秒内从大脑传输到肌肉。 |
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