reversals

英 [rɪˈvɜːsəlz]

美 [rɪˈvɜrsəlz]

n.  颠倒; 彻底转变; 反转; 倒置; 倒退; 逆转; 退步; 转胜为败; (位置或功能的)转换，交换
reversal的复数

柯林斯词典

• N-COUNT （过程、政策或趋势的）反转，倒转，逆转
  Areversal ofa process, policy, or trend is a complete change in it.
  1. The Financial Times says the move represents a complete reversal of previous US policy...
     《金融时报》说此举一反美国以往的政策。
  2. This marked a 7% increase on the previous year and the reversal of a steady five-year downward trend.
     这标志着在前一年基础上有了7％的增长，扭转了5年来持续下降的趋势。
• N-COUNT （角色的）交换，互换
  When there is a rolereversalor areversal ofroles, two people or groups exchange their positions or functions.
  1. When children end up taking care of their parents, it is a strange role reversal indeed.
     当孩子们最终要照顾父母时，这的确是一种奇妙的角色互换。
• N-COUNT (通常涉及金钱损失的)失败，逆境，挫折
  Areversalis a failure, usually involving the loss of money.
  1. They teach managers to accept reversals as a fact of business life.
     他们教给管理人员要将挫折视为生意上的平常事。

双语例句

• The problem of perfect sorting by reversals and deletions was considered, and one kind of polynomial algorithm was given.
  研究了基于翻转和删除形式的染色体完美重组问题，并给出了多项式算法。
• We had to maintain progress, We could not afford any reversals, says Mr Albrecht.
  阿尔布雷希特说：我们必须保持进展，我们承受不起任何逆转。
• And they believe that there are still many challenges and the potential for reversals in the future.
  他们相信他们仍面临很多挑战，而且未来情况发生逆转的可能性依然存在。
• What is more, the rampant growth of such patches has caused full-blown reversals in some computer simulations.
  此外，一些电脑模拟的结果也指出，这样的区块若是继续成长蔓延，就会使地磁彻底的反转。
• Our research may also eventually learn more about the causes of changes and reversals of Earth's magnetic field.
  我们的研究也会最终了解更多的有关地球磁场变化和倒转的知识。
• Their fear of reversals and upheavals is fully understandable.
  他们这种怕反复、怕折腾的心情是完全可以理解的。
• Service in systems involving frequent flow reversals and pulsation should be avoided.
  应该避免应用在会频繁出现倒流和间断的应用场合。
• The agencies, seeking to avoid reversals, would inevitably gravitate towards using highly adversarial procedures in every case.
  试图避免撤销裁定的机关将必然受吸引倾向于在每一个案件里利用高度对抗性的程序。
• So now, for the first time, we have three-dimensional and time-dependent simulated information about how magnetic reversals can occur.
  所以现在，我们已经初次具有了有关磁场怎样能发生倒转的三维和随时间变化的模拟信息。
• In this group, the reversals stem mainly from losses to previous gains in political empowerment.
  倒退主要是因为此前在政治赋权方面取得的进展又丢失了。