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Reaching out for others when there's danger might seem like a selfless act – but, according to scientists, we're actually just trying to save our own skin. 遇到危险时，人类会本能地靠近其他人，这似乎看起来是一种无私的行为--但是据科学家们表示，我们这样做事实上只是为了保护自己。 A study found grabbing hold of another person after a fright was about self-preservation rather than trying to save others. 一项最新研究发现，人们遇到惊吓时抓紧别人只是为了自保，而不是为了救别人。 The theory was tested on visitors to the Nightmares Fear factory fairground attraction in Niagara Falls, Canada. 在加拿大尼亚加拉大瀑布一个名叫“Nightmares Fear”的景点中，该理论在游客身上得到了验证。 | 
