Read Edit View history 生物大灭绝 shēngwùdàmièjué mass extinction Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 生物大灭绝/生物大滅絕 · shēngwùdàmièjué · mass extinction 2026/03/04 生物大灭绝 / 生物大滅絕 shēngwùdàmièjué mass extinction great extinction of species 地球历史上曾发生过五次生物大灭绝。 created sense Mar 4, 2026, 02:25 AM