C19

C19、C-19或C.XIX可指：

19号染色体的缩写
法兰西防御的ECO编号之一
IC 5146的科德韦尔天体代码，也称为“茧星云”
19世纪的缩写


	B19
C18	C19	C20
	D19
C19	-	19C

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