Prof Sahakian said psychologists and biomedical researchers traditionally viewed risk-taking in a negative light, through the prism of mental disorders leading to harmful behaviour.

萨哈金表示，心理学家和生物医学研究人员一向透过心理障碍可导致有害行为的棱镜，以负面的眼光看待冒险。

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In this unforgettable portrait by William Albert Allard, the light plays a key role in leading the viewer to the cowboy's eyes.

在这张威廉。阿尔伯特·阿拉德拍摄的令人难忘的肖像照里，牛仔的眼睛之所以如此令人瞩目，光线在其中起到了关键的作用。

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The hundreds of contacted crystals broke cleanly over the leading edge of my wing (strange but no fragments) and I could clearly see that the severed surfaces were of a light smooth frosty texture.

数以百计接触到的水晶在我机翼边缘上干净折断掉（奇怪但是没有碎片），而且我可以清楚地看见被切断面是一个光滑如霜构造。

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Elspeth Insch, the headmistress, is a leading light in the campaign to save the grammar schools.

ECONOMIST: Grammar schools: Passing the test | The

Yet Kuniko Inoguchi, a minister under Mr Koizumi and a leading light in his non-faction, casts doubt on the idea.

ECONOMIST: Japan

If you are one of those who deplores the atmosphere as hyperpartisan, Newt was a leading light in bringing that to Washington.

BBC: Knives out for Newt Gingrich, Republican frontrunner