We need to ensure a smooth transition between the old system and the new one.

我们得确保新旧制度间的平稳过渡。

《牛津词典》

If you work with AIX long enough, a time will come when you will need to migrate an existing AIX system from an old SAN storage device to a shiny, new SAN storage subsystem.

如果您使用AIX的时间足够长，就会遇到需要将一个现有的AIX系统从旧的SAN存储设备迁移到崭新的SAN存储子系统的情况。

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Whilst all current browsers must be updated to take advantage of DANE, the new system can coexist with the old, and a gradual transition can be made.

当目前所有的浏览器必须更新来利用以域名系统为基础的命名实体身份验证时，新系统可以与旧的并存，并作出逐步过渡。

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How do the components of A in the new rotated coordinate system relate to the components of the old coordinate system?

在旋转后的新坐标系中 A 的分量,和原始坐标系中 A 的分量有什么关联呢

耶鲁公开课 - 基础物理课程节选

So it was a dilemma for us: to reconstruct the old tax system, or to combine price liberalisation with a new value-added tax.

ECONOMIST: From the archive: Talking to Gaidar: From the hot seat | The

But spokesman said a return to the old system "would guarantee the widest possible consensus" for a new pope.

BBC: Pope Benedict (file image)

And often, to be successful, a new solution needs to cut through the old, high-cost distribution system directly to customers if it is to succeed.

FORBES: Innovation Killers - The Status Quo Police