At times, these breaks and transitions will be self-determined, at others they will be forced as existing roles, firms, or industries cease to exist.

有时，这些中断和过渡将是自身决定的，而有时则会随着现有角色、公司或行业的消失而被迫进行。

youdao

Take a look at existing employee files or, if no files exist, gathering all the papers into coherent personnel files.

看看现有员工档案，如果没有档案存在，收集所有文件成为一份连贯的人事档案。

youdao

This means that your database tables already exist, and your entities will be generated based on their existing schemas.

这意味着您的数据库表已经存在，而且您的实体将基于它们已存在的方案生成。

youdao

Can we conclude from the argument from recycling and the fact that the engine is a prior existing part from which the car was built, that the engine will continue to exist forever after the destruction of the car.

能否根据源于轮回的论证以及,发动机是汽车成形之前就,已经存在的部分这一事实，得出结论说发动机能够在,汽车毁掉后还继续永远存在。

耶鲁公开课 - 死亡课程节选

At present, 2.5 million miles of existing natural gas pipelines exist in the United States, according to the National Transportation Safety Board.

FORBES: Pipeline Explosion Rattles Natural Gas Industry

Cloud computing takes existing physical servers and creates virtualized servers to exist on top of them.

FORBES: Cloud Computing and Mobile Processing Saves Small Business

What we have said is that we feel confident, given the nature and the limitations on the mission, that it can be paid for within existing budget appropriations because there are funds that exist for that purpose.

WHITEHOUSE: Press Briefing