Read Edit View history 质的飞跃 zhìdefēiyuè qualitative leap Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 质的飞跃/質的飛躍 · zhìdefēiyuè · qualitative leap 2026/03/04 质的飞跃 / 質的飛躍 zhìdefēiyuè qualitative leap qualitative leap 经过多年的研发，这项技术有了质的飞跃。 created sense Mar 4, 2026, 02:25 AM