There's no excuse for a lesser performance, and only by thinking that way can you win things.

对于拙劣的表现没有任何借口，只有拥有这样的信念我们才能获取胜利。

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As with performance, governance may become an overwhelming concern and an excuse for every problem and justification for every questionable solution.

和性能一样，治理可能成为极大的顾虑，成为所有问题的托词和每个有问题的解决方案的正当借口。

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A10:Anupward trajectory in grades or some extenuating circumstances that excuse your poor academic performance would be helpful.

上升的成绩趋势或者其他能够解释你平庸的学术表现的情况可能会有帮助。

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Houllier also refused to use injuries and illness to key players as an excuse for the poor performance.

BBC: Aston Villa boss Gerard Houllier 'concerned' at form

Senators coach Paul MacLean didn't excuse his team's poor performance for much of the game.

WSJ: Senators top Devils in shootout

But they also provide a tidy excuse to the financial community for GM's miserable performance, both on dealer lots and on income statements.

FORBES: Magazine Article