When light from a star passes near a galaxy, for example, its path bends, changing where the star appears in the sky-the so-called gravitational lensing effect.
例如，当恒星发出的光经过一个星系附近，其路径会弯曲，改变恒星出现在天空中的位置——这就是所谓的引力透镜效应。
He proved it.” Sitting in a slaughterhouse as the sky rained fire, his life proved by a joke, Mr Vonnegut found the path that would define him for the rest of his life.
外围一片枪林弹雨、躯体置身屠宰场内，生命因为一个玩笑而变得真实；冯内古特发现他之后的人生就此注定。
As the sun passed overhead then sank into the west it burned a bright path across the middle of the sky in this long-exposure image.
在这张长曝光片中，太阳划过头顶，渐渐西下，划出明亮的光带。
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