长江三角洲 chángjiāngsānjiǎozhōu Yangtze River Delta Origin Definitions Defs Strokes Stroke Words Sentences Sents 长江三角洲经济区 chángjiāngsānjiǎozhōujīngjìqū Yangtze River Delta Economic Zone Economic region in eastern China including Shanghai, Zhejiang, and Jiangsu; centered around the Yangtze River Delta