Read Edit View history 物竞天择 wùjìngtiānzé natural selection Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 物竞天择/物競天擇 · wùjìngtiānzé · natural selection 2026/03/04 物竞天择 / 物競天擇 wùjìngtiānzé natural selection natural selection 物竞天择，适者生存是自然界的法则。 expression created sense Mar 4, 2026, 02:25 AM