reversal

英 [rɪˈvɜːsl]

美 [rɪˈvɜːrsl]

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

复数：reversals　

TEM8医学

BNC.7892 / COCA.7227

牛津词典

noun

• 颠倒；彻底转变；反转；倒置
  a change of sth so that it is the opposite of what it was
  1. a complete/dramatic/sudden reversal of policy
     政策的全面 / 剧烈 / 突然转变
  2. the reversal of a decision
     决定的撤销
  3. The government suffered a total reversal of fortune(s) last week.
     上星期，政府的命运发生逆转。
• 倒退；逆转；退步；转胜为败
  a change from being successful to having problems or being defeated
  1. the team's recent reversal
     球队最近的失败
  2. The company's financial problems were only a temporary reversal.
     公司的金融问题只是暂时的挫折。
• （位置或功能的）转换，交换
  an exchange of positions or functions between two or more people
  1. It's a complete role reversal/reversal of roles (= for example when a husband cares for the house and children while the wife works) .
     这是一种彻底的角色转换。

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。

英英释义

noun

• a major change in attitude or principle or point of view
  1. an about-face on foreign policy
  Synonym:about-facevolte-facepolicy change
• a change from one state to the opposite state
  1. there was a reversal of autonomic function
• the act of reversing the order or place of
  Synonym:transposition
• turning in the opposite direction
  Synonym:reversionreverseturnaboutturnaround
• a judgment by a higher court that the judgment of a lower court was incorrect and should be set aside
• a decision to reverse an earlier decision
  Synonym:change of mindflip-flopturnaboutturnaround
• turning in an opposite direction or position
  1. the reversal of the image in the lens
  Synonym:turn around
• an unfortunate happening that hinders or impedes
  Synonym:reversesetbackblowblack eye

双语例句

• This will be a stronger indication of a reversal in trend.
  这些是趋势将反转的强烈信号。
• The disappearance of the Earth's magnetic field and with no doubt reversal between biology major contradiction.
  地球磁场的消失和逆转无疑与生物学之间有大矛盾。
• The natural market response has been a reversal in the past flows of haven-seeking funds into sterling and gilts.
  市场的反应自然是逆转了过去为求避险而把资金投向英镑和英国国债的操作。
• Envy and fear are the motivators of this reversal of policy.
  对中国的羡慕和担忧，促使印度扭转了政策方向。
• The complete reversal of this policy was unheralded.
  事先没有听到一点儿风声要彻底推翻这项政策。
• Traders will watch for this chart pattern because it a powerful trend reversal pattern that appears inside consolidation areas.
  交易者们应寻找这一图表形态，因为它是出现在盘整区域中的一个有力的趋势反转形态。
• A sideways price formation at the top or bottom of the market that indicates a major market reversal.
  在市场价格的顶端和底部一个价格横摆走势形成，来表示一个主要的市场逆转。
• KEY WORDS: time and space translation symmetry; time reversal symmetry; conservation law; symmetry breaking.
  关键词：时间和空间平移对称性；时间反演对称性；守恒律；对称破缺。
• But resurgent equity and real estate prices suggest a reversal of flows is under way.
  但复苏的股市和房地产价格表明，资金的流动方向正在逆转。
• Time reversal invariance is a very useful symmetry in subatomic physics.
  时间反演不变性在亚原子物理中仍然是一种很有用的对称性。