Effective utilization of the hardware resources available play a key role in performance of a system.

可用硬件资源的有效使用率在系统性能中起到了重要的作用。

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DB2 configuration parameters play an important role in performance, as they affect the operating characteristics of a database or database manager.

DB 2配置参数在决定性能方面起到非常重要的作用，它们可以影响数据库或数据库管理器的操作特性。

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The challenge: Does physiology play a role in job performance?

挑战:生理真的对于工作表现有影响吗？

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As excited -- as aroused -- as we might find ourselves by this imagining of Milton actually playing Comus, of course his performance in that role can't be asserted in any way definitively.

我们会发现自己很兴奋,当在我们想象弥尔顿真的在饰演Comus的时候，当然他演那个角色的表现,我们不能以任何方式来判断。

耶鲁公开课 - 弥尔顿课程节选

Nearly 14 years after first winning the bike race that turned him into a global sports megastar, is Lance Armstrong finally going to tell the truth or his latest version of it about the role performance-enhancing drugs played in his career and seven Tour de France victories?

NPR: Column: Live Commentary On Armstrong Interview

While the Committee and the Board believe Mr. Ballmer is underpaid for his role and performance, they have accepted his request.

FORBES: Should Microsoft's Ballmer, After aQuantive Flop, Be Paid A Buck?

Meanwhile, the BBC understands that Irishman Gary Keegan has been offered the role of performance director for the newly-formed British Amateur Boxing Association.

BBC: Edwards upbeat despite defections