Read Edit View history 大绝灭 dàjuémiè mass extinction Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 大绝灭/大絕滅 · dàjuémiè · mass extinction 2026/03/04 大绝灭 / 大絕滅 dàjuémiè mass extinction mass extinction 科学家们正在研究白垩纪末期的大绝灭事件。 created sense Mar 4, 2026, 02:25 AM