And one factor in Parkinson's is too little of a neurotransmitter known as dopamine.

帕金森病的一个因素就是神经递质中的多巴胺过少的缘故。

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And one factor in Parkinson's is too little of a neurotransmitter known as dopamine.

帕金森病的一个因素就是神经递质中的多巴胺过少的缘故。

youdao