Using computers, even though they're getting faster and better all the time, it's a challenge to deal with gigabytes of data, terabytes of data and extracting the relevant information.
使用计算机虽然能够更快更好地得到数据， 但是在得到几千兆 甚至上百万兆的数据之后 如何从中抽取有用信息，成了巨大的挑战。