| 词汇 | roll-back |
| 释义 | roll back somethingphrasal verb with rollverbuk /rəʊl/ us /roʊl/ to limit or reduce the effects of a particular arrangement: 削弱，限制 He wants to roll back laws designed to clean up the air, water, and land.他想削弱旨在保持空气、水源和土地清洁的法律。 Becoming and making smaller or less abridgment attenuate attenuated attenuating attenuation compress contraction dwindle dwindling ease ease someone's mindidiom ease up/off halve recede reduce reducible reduction resize trough tumble roll something backphrasal verb with rollverbuk /rəʊl/ us /roʊl/ to reduce the cost or price of something: 减（价），降（价），削减（价格） The furniture dealer is rolling back the prices on all beds for this week only.家具商对所有的床降价销售，优惠时间仅本周一周。 Price decreases bargain bear market bearish bearishly closeout concessional couponer couponing deflate depreciate devalue drop off freeze knock off (something) knock someone down mark something down nosedive overdiscount post-devaluation spiral roll back something | American Dictionaryroll back somethingphrasal verb with rollverbus/roʊl/ to reduce something to an earlier level or standard: The president's plan to roll back environmental protections was not popular. The governor plans to roll property taxes back. Note:Usually said about a price or rate roll sth back | Business Englishroll sth backphrasal verb with rollverbuk /rəʊl/us to reduce the influence of particular laws, rules, etc.: He wants to roll back laws designed to clean up the air, water and land. FINANCE to reduce prices, costs, taxes, etc.: The City Council agreed to roll back property taxes. roll-back noun[ C ] (alsorollback)ukus an occasion when the influence of particular laws, rules, etc. is reduced: The telephone company has asked for a roll-back of leasing rules. FINANCE a reduction of prices, costs, taxes, etc., especially so that they return to a previous level: Councilman Sanchez is planning to propose a rollback in the tax rate. Examples of roll back somethingroll back something First, there is a selective undo mechanism which uses precisely the same dependency and roll-back scheme as that for laws, law applications and proofs. It is also shown how to write a database which supports atomic transactions and roll-back. Empirical and anecdotal evidence suggests that very little in terms of roll-back of the welfare state is taking place as a result of increased globalization pressures. Environment and development policy is stagnating, and indeed we should actually be talking about a 'roll-back' in environment policy. From Europarl Parallel Corpus - English To other, slightly more exacting, pragmatists, it means a roll-back to the 1947 frontiers. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 That is an extreme example, but that sort of difficulty applies through-out with the roll-back suggestion. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The word at the time was "roll-back"—and what a laugh that gives us now! From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The memorandum goes on to insist on cuts in social welfare, the roll-back of key public services, and reductions in public sector employment and public sector pensions. From Europarl Parallel Corpus - English Those who are in the transition phase also need to know that there will be no roll-back, because they are confused about the messages they are getting. From Europarl Parallel Corpus - English This tectonic setting provides the source of the lithic fragments, either through arc volcanism, thin-skinned faulting, continental collisions, unroofing, and subduction roll-back. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Some systems make use of both roll-forward and roll-back recovery for different errors or different parts of one error. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. An extension of this system, called the hill-hold function, prevents roll-back when stopping and starting on a hill. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Applications needed to be fortified with this check-pointing to allow roll-back of the application on another processor if a hardware failure occurred. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Recovery from errors in fault-tolerant systems can be characterised as either roll-forward or roll-back. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Hill-holder works by holding the brake in position while the driver sets-up and activates the first gear to move the car forward from a complete stop, without fear of roll-back. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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