Read Edit View history 无颌 wúhé jawless Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 无颌/無頜 · wúhé · jawless 2026/03/04 无颌 / 無頜 wúhé jawless jawless (referring to primitive fish) 无颌鱼类是最原始的脊椎动物之一。 created sense Mar 4, 2026, 02:25 AM