reversal

noun

1. 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。
2. 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。
3. （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。

1. N-COUNT （过程、政策或趋势的）反转，倒转，逆转
   A reversal of a 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。
2. N-COUNT （角色的）交换，互换
   When there is a role reversal or a reversal of roles, 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。
3. N-COUNT (通常涉及金钱损失的)失败，逆境，挫折
   A reversal is 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。

1. What he had in mind amounted to nothing less than a total reversal of the traditional role of the executive
   他头脑中所想的简直就是对管理人员传统角色的彻底颠覆。
2. 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。
3. 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。
4. 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。
5. 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。
6. Your way of doing things at the moment seems to be a reversal of the order of host and guest.
   你现在的作法似乎是喧宾夺主。
7. That would be a reversal of the order of host and guest.
   这样做就主客颠倒了。
8. Is it a market reversal or a bear market rally?
   目前股市是反转，还是反弹？
9. I touched the wrong pins causing a current reversal and all of the diodes on the circuit board exploded.
   我触碰了错误的管脚，从而导致了电流的反转，结果那块电路板上的所有二极管都被烧坏了。
10. The principle of time reversal and the process of active detection using this technology were analyzed.
    分析了时反法的原理，并进一步分析了时反法用于主动探测的过程。
11. Instead we witnessed a dramatic reversal in the signs and symptoms of ageing.
    相反，我们目睹了戏剧性的逆转老化的体征和症状。
12. 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。
13. Elongating the time of polarity reversal can reduce the field strength under polarity reversal.
    延长极性反转时间可降低极性反转时的场强。
14. An upset and reversal of this decline is entirely possible.
    这一下降趋势被打乱或发生逆转，是完全有可能的。
15. 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。
16. The reversal efficiency was defined and the regeneration effect was also evaluated.
    给出了反吹效率的定义，对再生效果进行了简要评价。
17. 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。
18. It's most direct and tragic result was the reversal of Kennedy's decision to withdraw from Vietnam.
    它最直接、也是最具悲剧性的后果，就是改变了肯尼迪从越南撤军的决定。
19. Recently there has been a welcome reversal of this trend.
    近来，这种趋势有了一个令人欢迎的逆转。
20. Straight lines drawn on a chart to determine the strength and direction of a trend or its reversal.
    趋势线图表上画的直线，确定趋势的力量和方向及其逆转。
21. 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。
22. 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。
23. This crisis marks the reversal of a decades-long transition from a bank-dominated to a market-dominated financial system.
    这场危机标志着金融体系历时数十年、从以银行为主导转向以市场为主导的过程发生了逆转。
24. 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。
25. He suffered a reversal of fortune and lost all his money.
    他时运逆转，丢失了全部钱财。
26. This will be a stronger indication of a reversal in trend.
    这些是趋势将反转的强烈信号。
27. 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。
28. 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。
29. Reversal effect of Tanshinone Microemulsion is more effective than that of Tanshinone and Microemulsion.
    微乳丹参酮对多药耐药逆转作用较丹参酮和微乳逆转效果更显著。

noun

1. a major change in attitude or principle or point of view
   1. an about-face on foreign policy

   Synonym:    about-facevolte-facepolicy change

2. a change from one state to the opposite state
   1. there was a reversal of autonomic function

3. the act of reversing the order or place of

   Synonym:    transposition

4. turning in the opposite direction

   Synonym:    reversionreverseturnaboutturnaround

5. a judgment by a higher court that the judgment of a lower court was incorrect and should be set aside

6. a decision to reverse an earlier decision

   Synonym:    change of mindflip-flopturnaboutturnaround

7. turning in an opposite direction or position
   1. the reversal of the image in the lens

   Synonym:    turn around

8. an unfortunate happening that hinders or impedes

   Synonym:    reversesetbackblowblack eye