长江三角洲 chángjiāngsānjiǎozhōu Yangtze River Delta Definitions Defs Origin Strokes Stroke Words Sentences Sents 长江 長江 chángjiāng Yangtze River The Yangtze River, China's longest river and the third longest in the world.三角洲 sānjiǎozhōu delta the landform at the mouth of a river formed by the accumulation of sediment, typically triangular or fan-shaped