Read Edit View history 额尔古纳河 é'ěrgǔnà Hé Argun River Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 额尔古纳河/額爾古納河 · é'ěrgǔnà Hé · Argun River 2026/03/04 额尔古纳河 / 額爾古納河 é'ěrgǔnà Hé Argun River Argun River of Mongolia and Heilongjiang province, a tributary of the Heilongjiang River 额尔古纳河是中俄两国的界河。 place name created sense Mar 4, 2026, 02:25 AM