unprecedented

英 [ʌnˈpresɪdentɪd]

美 [ʌnˈpresɪdentɪd]

adj.  前所未有的; 空前的; 没有先例的

CET6TOEFLGRETEM8经济

Collins.2 / BNC.6047 / COCA.4401

牛津词典

adj.

• 前所未有的；空前的；没有先例的
  that has never happened, been done or been known before
  1. The situation is unprecedented in modern times.
     这种情况在现代还没有出现过。

柯林斯词典

• ADJ 前所未有的；空前的；没有先例的
  If something isunprecedented, it has never happened before.
  1. Such a move is rare, but not unprecedented...
     这种做法很罕见，但也不是没有先例的。
  2. In 1987 the Socialists took the unprecedented step of appointing a civilian to command the force.
     1987年，社会党人史无前例地任命了一位非军队出身的人来指挥军队。
• ADJ-GRADED （质量、数量、规模）很高的，很大的
  If you describe something asunprecedented, you are emphasizing that it is very great in quality, amount, or scale.
  1. Each home boasts an unprecedented level of quality throughout...
     每家的质量都堪称一流。
  2. The scheme has been hailed as an unprecedented success.
     这个计划广受好评，被认为是一个巨大的成功。

英英释义

adj

• having no precedent
  1. an unprecedented expansion in population and industry

双语例句

• Such a move is rare, but not unprecedented
  这种做法很罕见，但也不是没有先例的。
• But the size and scale of industrialisation and urbanisation in China are unprecedented.
  但是，中国工业化和城市化的规模和幅度都是前所未有的。
• World population is growing at an unprecedented rate, and this increase in population only exacerbates these problems.
  世界人口正在以一个前所未有的速度增长，而人口的增加又恶化了上述问题。
• But the emergence of China is unprecedented in its implications for the world's economy, environment and security.
  但是中国的崛起是史无前例的，因为它将对世界经济，环境和安全的影响至今仍然无法预测。
• This achievement was unprecedented in automobile history.
  这种成就在汽车业中是史无前例的。
• Such policies would require unprecedented cooperation between nations
  这样的政策要求国家间进行空前的合作。
• This achievement is surely unprecedented.
  这成就确实是空前的。
• Both the opportunities and challenges that we face are unprecedented.
  摆在我们面前的机遇和挑战都是空前的。
• I am very happy, this is an unprecedented achievement.
  我太开心了，这是我前所未有的成就感。
• And they have engaged in unprecedented international co-operation.
  他们还进行了前所未有的国际合作。