Your computer keeps this table for efficiency so that it doesn't have to keep broadcasting ARP requests to computers it has already queried.

你的计算机为了效率而维护这个映射表，这样它就不用不断广播ARP请求去询问它已经询问过的计算机了。

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According to the computer model, this design could increase wind farm efficiency a hundredfold. The next step for the researchers is to do a field test, trying out these fish dynamics on dry land.

根据计算机模型得出的结果，这种设计可以让风力发电厂效率提高数百倍，下一步就是研究人员的现场测试，看“鱼儿”在陆地上的“游动”。

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A lot of computer science is about efficiency.

计算机科学的许多方面都涉及到效率。

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The fourth Extreme Blue team focused on helping companies to assess the efficiency of their computer servers.

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"Data centers are hugely consumptive forces, " said Kevin Klustner, chief executive of Verdiem, a Seattle-based start-up that has developed energy-efficiency software for computer systems.

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Investing in whatever we need, whether it is efficiency experts, better computer monitoring programs or devising programs to increase the effectiveness of existing inspection methods, we need to do it.

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