单词 | 前所未有 |
释义 | 前所未有qián suǒ wèi yǒuhitherto unknown;never known before; never existed before; un precedented 前所未有unprecedented;hitherto unknown 前所未有qián suǒ wèi yǒu自古以来未曾有过。unprecedented, never existed before, hitherto unknown, never known before |
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