There's always something you could have done better. You can always find flaws in your performance and ways you could have improved your results.

永远有一些事情你可以做的更好，你永远可以在你的表现中发现瑕疵，永远可以发现能改善结果的方法。

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In this article, the authors first analyse the flaws of former studies, then propose a global performance cost model and design a algorithm for initial entity partitioning.

论文首先分析了过去对该问题研究的不足，提出了一种综合性的系统代价度量标准和系统性能改善原则，并在此之上提出了一种初始实体划分算法。

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Design flaws in CORBA's interoperability protocol make it pretty much impossible to build a high-performance event distribution service.

CORBA互操作协议的设计缺陷使得它不可能建立一个高性能的分布式服务。

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Nothing on the phone exuded cheapness, and we couldn't find any visible flaws in the hardware or software performance.

ENGADGET: Pantech Discover hands-on (video) Mobile

This gave the right a vested interest in defending the performance of the economy, while it made the left more inclined to emphasize its flaws.

FORBES: Optimism and Pessimism on the Right

One of the main flaws in the current system involves strength-of-field ratings used to determine how many points players earn for good performance.

WSJ: Why Scientists Love to Study Golf