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。
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.
雷达可对雾中的障碍物定位，而其他的科技手段可透过阻碍你视线的高大车辆看到前方。
Radar can spot obstacles in fog, while other technology "sees through" high-sided vehicles blocking your view.
除了有视觉障碍的人外，我们都是在透过一个类似于视频摄像机的广角镜头来感知周围的环境。
Barring visual impairments, we perceive our surroundings via a video camera-like, wide-angle lens.
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