负碳离子，阴碳离子一种阴离子，其中碳带一个负电荷和一个非共用电子对。

An anion in which carbon carries a negative charge and an unshared pair of electrons.

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负碳离子，阴碳离子一种阴离子，其中碳带一个负电荷和一个非共用电子对。

An anion in which carbon carries a negative charge and an unshared pair of electrons.

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