制中 zhìzhōng to be in mourning Origin Definitions Defs Strokes Stroke Words Sentences Sents 控制中心 kòngzhìzhōngxīn control center a central location for monitoring and managing complex systems or operations疾病控制中心 jíbìngkòngzhìzhōngxīn CDC Centers for Disease Control (CDC)疾病预防控制中心 jíbìngyùfángkòngzhìzhōngxīn CDC Centers for Disease Control and Prevention