各位，英专升写翻译报告科技类的，遇到一个问题，还望解答Data are generally saved in cloud infrastructure by using the Edge IT aspects, which is decentralized and hence more secure.这里出现一个Edge IT，我查了好多资料，对于这个定义和翻译不太明确，边缘信息技术？麻烦告知一下这个到底是什么啊，还有具体是什么技术喃，