Question

reversal n.翻转；倒转；反转 (1) 翻转式阀瓣止回阀适用于防止水平或垂直管路上的流体倒流。(2) 本文对含重氮萘醌化合物的翻转成像体系作了详细的总结。(3) 当下一次倒转发生时，从事这项研究的几代科学家将对有关的效应知道得更多。(4) 为了发生一次倒转，必须有一个很短的时间没有磁场存在。(5) 每一次反转看来都是在极短的时间内发生。 In legal terms, a reversal is when a high court decides the decision of a lower court is incorrect and should be overturned. In a reversal, the Supreme Court overturned the guilty verdict of the lower court, and the prisoner was set free. A setback or a change in circumstances for the worse is also a reversal. If you make poor investments, you may suffer a reversal in fortune and go from shopping for designer clothes to shopping at thrift stores.

Accepted Answer

英 [rɪ'vɜːsl] 美 [rɪ'vɜːrsl] (1) Tilting disc check valves are used to prevent reversal of flow in horizontal or vertical pipe lines.(2) The article presented the progress of image reversal components composing napthoquinone diazide compounds.(3) When the next reversal occurs, the several generations of scientists who study it will know much more about the effects.(4) In order for a reversal to take place there must be a brief time during which the field is non-existent.(5) Each reversal appears to have taken place in a very short time. A reversal is a change of decision or direction, often to the opposite. You liked history, but thought you'd major in business because there were more jobs. Then you took an economics class and hated it. So in a reversal, you majored in history after all. 1[N-COUNT 可数名词]（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.   [oft N of n]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。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 可数名词]（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.   [n N]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 可数名词](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.   [usu pl]  [FORMAL 正式]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。

英语单词	reversal
英美音标	英 [rɪ'vɜːsl] 美 [rɪ'vɜːrsl]
中文释义	n.翻转；倒转；反转
英语例句	(1) Tilting disc check valves are used to prevent reversal of flow in horizontal or vertical pipe lines. (2) The article presented the progress of image reversal components composing napthoquinone diazide compounds. (3) When the next reversal occurs, the several generations of scientists who study it will know much more about the effects. (4) In order for a reversal to take place there must be a brief time during which the field is non-existent. (5) Each reversal appears to have taken place in a very short time.
中文例句	(1) 翻转式阀瓣止回阀适用于防止水平或垂直管路上的流体倒流。 (2) 本文对含重氮萘醌化合物的翻转成像体系作了详细的总结。 (3) 当下一次倒转发生时，从事这项研究的几代科学家将对有关的效应知道得更多。 (4) 为了发生一次倒转，必须有一个很短的时间没有磁场存在。 (5) 每一次反转看来都是在极短的时间内发生。
vocabulary简明	A reversal is a change of decision or direction, often to the opposite. You liked history, but thought you'd major in business because there were more jobs. Then you took an economics class and hated it. So in a reversal, you majored in history after all.
vocabulary扩展	In legal terms, a reversal is when a high court decides the decision of a lower court is incorrect and should be overturned. In a reversal, the Supreme Court overturned the guilty verdict of the lower court, and the prisoner was set free. A setback or a change in circumstances for the worse is also a reversal. If you make poor investments, you may suffer a reversal in fortune and go from shopping for designer clothes to shopping at thrift stores.
柯林斯解释	1 [N-COUNT 可数名词]（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. [oft N of n] 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。 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 可数名词]（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. [n N] 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 可数名词](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. [usu pl] [FORMAL 正式] 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。

Reversal Change Court N Count 可数名词 Place Decision Business