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

• Although magnetic reversals have occurred many times in the geologic past, it is not yet possible to predict when the next reversal will occur.
  尽管在过去地质时期地磁场发生了多次倒转，但要预测下次倒转将在何时发生也还是不可能的。
• 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。
• Many analysts see reversals like the one Wednesday as a welcome respite.
  许多分析师认为，要扭转一个星期三是一个受欢迎的喘息。
• 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。
• 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。
• "Several countries in Southern Africa have suffered catastrophic reversals: 20 years in Botswana, 16 in Swaziland and13 in Lesotho and Zambia," the report said.
  报告说：“南部非洲的几个国家已经遭受了灾难性的逆转：博茨瓦纳预期寿命减少了20岁，斯威士兰减少了16岁，莱索托和赞比亚是13岁”。
• And there may be significant contagion from Iceland to countries vulnerable to capital flow reversals.
  而且危机可能从冰岛向易受资金流逆转影响国家的大规模蔓延。
• 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。
• 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。
• 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。