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。
• Chinese gaming is far from a sure thing and there have been severe policy reversals before.
  中国博彩业的前景充满了不确定性，而且曾出现过严重政策逆转。
• This makes the economy vulnerable to external shocks such as oil price increases and capital flow reversals.
  因而印度经济容易受到油价上涨和资本流动逆转等外部冲击的影响。
• After years of dithering and policy reversals, India has dealt a severe blow to foreign investors 'confidence.
  在多年的优柔寡断和政策反复之后，印度极大地挫伤了外国投资者的信心。
• Reversals of the average order of the hierarchy are sometimes observed.
  有时候我们也看到一般层级顺序倒置的现象。
• To undergo frequent abrupt shifts or reversals, as of opinion or emotion; vacillate.
  犹豫不决经常突然变换或彻底改变看法或感情；犹豫。
• 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。
• In addition, the computer model has produced three spontaneous reversals of the geomagnetic field during the 300,000-year simulation.
  此外，计算机模型已经在30万年的模拟过程中产生了三次地磁场的自发倒转。
• 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。
• 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。