Some mechanism of expiring old data may be required for lost responses.

对于丢失了的响应需要某种旧数据的过期机制。

youdao

Webber says that the study is based on old data badly that needs to be revised.

韦伯说，他们的研究是根据旧的、需要修改的数据进行的。

youdao

Updating data, such as purging old data or updating values based on conditions.

更新数据，比如清洁旧数据库或基于条件更新值。

youdao

This is Defense Secretary Robert Gates, "These documents represent a mountain of raw data and individual impressions, most several years old, devoid of context or analysis."

VOA: standard.2010.07.30

This is old data now, from 1995, but I don't think it's changed very much.

这是个很久的数据了,来自一九九五年,但我不认为这会有多大改变

耶鲁公开课 - 生物医学工程探索课程节选

Now these ideas of classes, object-oriented programming, data abstraction, are about 40 years old, they're not new ideas.

面向对象编程的概念，数据抽象的概念，都是40年前就有的老东西了。

麻省理工公开课 - 计算机科学及编程导论课程节选

The Department of Health said the Journal of Epidemiology and Community Health study was based on old data.

BBC: NEWS | Health | Free school fruit 'little impact'

The scientists tested it using old data for Botswana dating from 1982 to 2002 and found a huge improvement.

ECONOMIST: A new way of predicting a malaria epidemic months in advance

Ten-year-old data protocols did not require keeping every scrap of data and calculation.

ECONOMIST: Leaked e-mails do not show climate scientists at their best