管理并成功地运行一个这样规模的环境需要极高的技巧和规程，还要针对许多全异的主题进行大量的准备工作和可靠的决策。

Managing and successfully operating an environment at that scale requires tremendous skill and discipline, plus significant preparatory work and solid decision making on many disparate topics.

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因特网(和企业内部网)的新方向提供了将来自不同来源(通过Web服务)的全异系统聚合并集成在一起的新方法和机会。

New directions in the Internet (and also corporate intranets) provide new means and opportunities to converge and integrate disparate systems from different sources — via Web services.

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门户将许多全异系统集成到作为单个界面显示的内容中。

Portals integrate many disparate systems into what appears as a single interface.

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