When such advisers fail in their duty, they let down the whole system.

当这些顾问没有尽到责任时，他们就会让整个公司失望。

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They felt the school system had let them down.

他们感到学校制度令他们失望。

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And we need radically new ways of funding scientific businesses, who are consistently let down by our banking and investment system which values quick wins over long-term growth.

BBC: Viewpoint: 'Spend 4G cash on science'