尖叫是动物发出的一种刺耳、响亮的叫声，任何有肺的动物都可以发出这样的这样的声音，其中就包括人类。尖叫通常是一种本能或反射行为，人们在感到恐惧、痛苦、烦恼、惊讶、喜悦、兴奋、愤怒等情况时会发出尖叫。[1]
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