a retrospective pay rise
有追溯效力的加薪.
(of laws,payments,etc)applying to the past as well as the future;retroactive
（指法律、支付关系等）溯及既往的,有追溯效力的
Although the vast majority of administrative rules do concern future standards of conduct, agencies occasionally issue rules that are intended to operate retroactively.
虽然绝大多数行政规则的确关注将来的行为标准，但机关偶尔也发布作用在于有追溯效力的规则。
The legislation was made retrospective.
该项法规具有追溯效力.
Article 20 Retroactivity
第20条 追溯效力
The tax ruling have retrospective effect .
该税务裁定具有追溯效力。
The requirements can be related to any aspect such as effectiveness, efficiency or traceability.
要求可以是有关任何方面的，如有效性、效率或可追溯性。
A subsequent ratification, which has a retrospective effect, is equivalent to a prior command.
事后追认有溯及力，等同先前命令。
A Conceptual Framework of Economic Analysis for Traceability System Effective Implementation into Agricultural Products
农产品质量安全可追溯系统有效实施的经济分析:一个概念框架
Traceability:ability to trace the history, application or location of that which is under consideration
可追溯性:追溯所考虑对象的历史、应用情况或所处场所的能力。
Such a ratification relates back and supplies the original authority to perform the act.
这种追认是有溯及力并赋予了完成该事项的原始代理权。
In retrospect all successful policies seem preordained.
追溯一切成功的政策，看来都有其预兆。
Its recorded history goes back to 43 A. D.
有记载的历史可以追溯到公元43年。
Concern for fracture has surely existed back to antiquity.
有关断裂的问题显然要追溯到古代。
To trace and state the etymology of.
追溯字的词源追溯、阐述或说明…的词源
To trace the origin or development of(a word.
追溯追溯（一个词的）根源或发展
Building restrictions in effect after Ammonia availability retrospective night?
建房在先限制在后氨气袭人有无追溯力？
Patent protection comes about with the publication of the application. The effect of the protection is retroactive to the day of application.
专利保护随着发明专利申请公布而开始,专利保护的效力则可追溯到申请之日。