Since the clients in the environment are only aware of the front-end proxy server, the server cluster behind the proxy server remains hidden and a unified directory view is presented to the client.

环境中的客户机只知道前端的代理服务器，代理服务器背后的服务器集群对于客户机是隐藏的，客户机会看到统一的目录视图。

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The split highlights the difficulty Mr. Trichet faces in presenting a unified front and ensuring that markets remain in awe of central bank power.

这些分歧也凸显出Trichet在像外界展示统一立场方面面临着巨大困难，同时他也很难令市场相信欧洲央行的权威性。

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When the large screen-like pivot doors are open the entire site is unified, bringing into play the small plaza in front and the large Acacia tree which was preserved during construction.

当这巨大的像屏幕一样的旋转门打开了，整个场所就融为一体，引入了前面的小广场和在建造过程中被保留的合欢树。

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After Sunday's decision, analysts said they expect the PRI to put forward a unified front when the bills are voted upon.

NPR: Mexico's Ruling Party Says 'Yes' To Energy Reform

Mr Aitken will warn that the lack of a unified campaigning front representing Borders business has had "damaging consequences" in the past.

BBC: A1 in the Borders

It feels much thinner than its predecessor, and the whole front of the unit provides a satisfying, unified click.

ENGADGET: New iMac and Magic Mouse unboxing and quick hands-on