Read Edit View history 外源 wàiyuán exogenous Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 外源 · wàiyuán · exogenous 2026/03/04 外源 wàiyuán exogenous exogenous; originating from outside 我们需要排除外源干扰。 noun created sense Mar 4, 2026, 02:25 AM