As the new chief executive, he says he will try to move into high-margin services, and will consider tweaking the sacred direct-sales model.

他说，作为新任的行政总裁，他将开拓利润丰富的业务领域并会考虑调整神圣不可侵犯的直销模式。

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With a little tweaking, the Standard Model might explain them in other ways.

只要稍作更改，“标准模型”可以用另一种方式去解释它们。

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Simulation results also might help in tweaking the process model to make simulation runs perform closer to the expected performance measurements.

模拟的结果还可以帮助对流程模型进行调整，以使得模拟运行执行的结果与期望的性能测定结果更为接近。

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Apple in 2009 upgraded its 3G model iPhone with a 3G S model by tweaking internal components and emphasizing software enhancements.

WSJ: Apple Faces Challenges for New iPhone

Profits, and a business model that relies on tweaking the phone industry, not revolutionizing it.

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