For some, fireworks are a solemn matter of superstition: the soundandlightshow is believed to scare away evil spirits and ensure an auspicious good year.
对一些人而言,爆竹是一种隆重的迷信:他们认为爆竹的声响和光亮能够驱赶恶灵,以保证一个吉祥的好年。
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One of the things infants learn early in life is that their actions affect others' responses—they sense that they're active agents in their environment, so the world isn't just a soundandlightshow.