Read Edit View history 成因 chéngyīn cause Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 成因 · chéngyīn · cause 2026/03/04 成因 chéngyīn cause the underlying factors or reasons for the formation or occurrence of something 科学家们正在调查这种罕见疾病的成因。 noun created sense Mar 4, 2026, 02:25 AM