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 stochastic nature of the process probably explains why the time between reversals on the Earth varies so much.
  这个过程的随机性特征可能解释为什么地球磁场倒转之间的间隔变化会如此之大。
• 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。
• 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。
• We know the macroeconomic effects of these reversals are not good, but the scope and exact types of influence remain murky.
  我们知道这些逆转产生的宏观经济效应是不利的，但影响的范围和确切类型仍模糊不清。
• 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。
• 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。
• Past reversals have taken place over a short period of time geologically speaking, 10000 years or so.
  过去的倒转在地质学上的说法是发生在一个短的时期，大约1万年。
• The coincidence of timing suggests that the reversals are related.
  时间上的巧合暗示着两者的逆转是相关联的。
• The reformation process has not been without its reversals and problems.
  这一改革进程并非毫无挫折和问题。
• 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。