These requirements also change over time, so the introduction of MDM within an enterprise tends to be, in many cases, a journey rather than a one-time project.

这些需求还会随时间变化，所以在许多情况下在企业中引入MDM往往不是一次性的项目。

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The General Social Survey data also show some encouraging trends, said John P. Robinson, professor of sociology and director of the Americans' Use of Time project at the University of Maryland.

“综合社会调查”数据也显示出了某种积极的趋向，John P . Robinson，马里兰大学美国人时间工程主任和社会学教授表示。

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He argued that they needed more time to finish the project.

他提出理由说明他们需要更多的时间来完成该项目。

《牛津词典》

This would make each project take a great deal of time and cost more money.

VOA: special.2009.12.13

Well a number of you have spent this past week playing with this particular tool which is a project the course has been working on for some time in an effort to make it easier and more social to actually shop for courses.

在过去的一周里,已经有一部分人开始使用这种特殊的工具了,这门课程一直在致力于这一工具的开发,目的是为了让课程变的更简单,选课更人性化。

哈佛公开课 - 计算机科学课程节选

If you have a project at work that is taking a lot of time and the deadline is coming up very soon,

如果你在工作上接手了一个项目，已耗费了大量时间，而交付日期马上就要到了，

There is 课堂 - SpeakingMax英语口语达人

Volunteers running Lochaber Geopark could not raise the funds needed to employ a full-time project officer, a requirement of the designation.

BBC: Lochaber loses Unesco geopark status

If the arrangement is part-time, then project team members are challenged to juggle their time and priorities to meet both the project requirements and the goals of their regular job.

FORBES: How to Succeed With More than One Boss

It is the first time the project, launched two years ago, has targeted young footballers.

BBC: West Midlands Police use football to tackle gang crime