We will brook no outside interference.

我们不容许任何外来干涉。

《新英汉大辞典》

If you consider the ball to be an 'outside interference', play should be stopped and the game restarted with a drop ball.

如果你断定飞进来的皮球是一个“外来干扰物”的话，你应该中断比赛，并在中断时皮球所在的位置以“坠球”的方式重新开始比赛。

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He or she ensures that the team is fully productive by eliminating impediments and shielding them from outside interference (at least during the course of a sprint).

他或者她通过消除不利因素的影响，避免团队成员受到外部的干涉，来确保团队保持较高的生产效率(至少在一次冲刺阶段中是这样)。

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Yet in the absence of outside interference, the economy of Wenzhou has grown by an average of 16% every year since 1979.

ECONOMIST: Boom time in capitalist Wenzhou | The

These stickers, two of which are bundled with the device, lie sealed in a protective envelope -- presumably, to keep them free from outside interference.

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There is sensitivity to outside interference, with Mr Rajoy saying that European leaders should be elected by their own people, not hand-picked by Brussels or Berlin.

BBC: Spanish elections: Dangerous days ahead for Rajoy