重点词汇：become an online sensation网上火起来become famous overnight/overnight fame一夜成名legions of大量的=a multitude ofspark discussions about/controversy over引发关于..的争论rise to fame出名(n)downside缺点snowball滚雪球效应。这里指快速走红proficiency in精通....netizen网友to the delight of另某人高兴的是call for sb to do呼吁某人做某事financial gain经济收益stem from来源于be inundated with收到大量的...put/place sb at a high risk(of)使某人处于高风tap into利用(资源)offline connections线下的关系wrongdoing不当行为prevalent流行的=popularIt is no wonder that...并不奇怪