“Niger-Congo group”的概念、定义、翻译、参考文献-科学参考

单词	Niger-Congo group
释义	Niger-Congo group Encyclopedia 文学尼日尔-科尔多凡语系释 Niger-Congo group尼日尔-刚果语族尼日尔-科尔多凡语系的两个语族之一（另一语族为科尔多凡语族）。
随便看	directed network directed order directed ortho metallation directed ortho-metallation directed oxidation processing of ceramic matrix composites directed path directed plane directed point set directed quantity directed quasiorder directed relation graph directed segment directed self-assembly lithography technology directed sequencing directed set directed spanning tree directed strongly regular graph directed system directed technical change directed tetrahedron directed the security work of large-scale activities directed tree directed triple system directed union directed value

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