Read Edit View history 缘由 yuányóu reason Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 缘由/緣由 · yuányóu · reason 2026/03/04 缘由 / 緣由 yuányóu reason the cause, reason, or origin of an event or situation 没人知道这件事的缘由。 noun created sense Mar 4, 2026, 02:25 AM