This proper use of this system could increase the management efficiency of the hotel, decrease operating cost.

该系统的合理运用能提高酒店客房管理效率，降低运营成本。

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Tuning might mean adding memory to a starved system, modifying operating system parameters, hastening the Web or database server, rewriting code for efficiency, or some combination thereof.

调优意味着对系统增加内存、修改操作系统参数、加速Web或数据库服务器、提高代码效率或者这其中的一些组合。

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Part of what’s going here is that the computer operating system has achieved a level of maturity and efficiency. You could even say that work on the OS has reached a point of diminishing returns.

这里面临的一个问题在于，计算机操作系统已经实现了一定的成熟度和效率，我们甚至可以说，对操作系统的使用已经达到了收益递减点（Point of Diminishing Returns）。

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When a retailing system is operating at peak efficiency, a delivery truck arriving late or carrying the wrong goods immediately triggers messages to a decision maker who can quickly order more.

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