额尔古纳 Origin Definitions Defs Strokes Stroke Words Sentences Sents 额尔古纳河 é'ěrgǔnà Hé Argun River Argun River of Mongolia and Heilongjiang province, a tributary of the Heilongjiang River额尔古纳市 é'ěrgǔnà Shì Ergun Ergun, a county-level city in Hulunbuir City, Inner Mongolia