Read Edit View history 前所未见 qiánsuǒwèijiàn unprecedented Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 前所未见/前所未見 · qiánsuǒwèijiàn · unprecedented 2026/03/04 前所未见 / 前所未見 qiánsuǒwèijiàn unprecedented never seen before; having no precedent in history 这次技术突破带来了前所未见的机遇。 idiom created sense Mar 4, 2026, 02:25 AM