unprecedented

意思翻译 adj.前所未有的，史无前例的；（大小、数量、程度等）前所未知的，空前的 相似词语短语 双语使用场景 We are now witnessing an unprecedented increase in violent crime.───我们现在看到暴力犯罪空前增多。 The mission has been hailed as an unprecedented success.───这次使命已被宣布为一次空前的成功。 Such policies would...