Manganese was harmful to not only central nerve system but also peripheral nerve system.

提示锰不仅对中枢神经系统产生损害，同时对周围神经系统也产生不同程度的损害。

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Manganese was harmful to not only central nerve system but also peripheral nerve system.

提示锰不仅对中枢神经系统产生损害，同时对周围神经系统也产生不同程度的损害。

youdao