求翻译：人类历史上经历了五次重大的信息技术革命。第一次是语言的使用。第二次是文字的出现和使用。第三次是印刷术的发明和使用。第四次是电话、广播、电视等大众媒体的诞生，人类进入了电磁波传播信息的时代。随着1946年第一台电子计算机的问世，宣告了人类进入了全球第五次信息革命。20世纪90年代中期以后，互联网技术日新月异，其从企业级的商业应用逐步向平民化过度，而实时信息交流传输和分享正是互联网发展吸引人们的最大特点，信息交流工具也如雨后春笋般应运而生。是什么意思？

The history of mankind has experienced five major information technology revolution. The first was the use of language. The second is the emergence of writing and use. The third time was the invention of printing and use. Fourth is the telephone, radio, television and other mass media was born, huma

Human history has witnessed five major information technology revolution. The first is the use of language. The second was the emergence and use language. It is the first 3 times and use the invention. It is the first 4 times telephone, radio, television and other mass media was born, humanity has e

In human history we have had five significant information technology revolution. Is the language used for the first time. Text appears for the second time and use. The third is the invention of the printing press and use. The fourth is the birth of the telephone, radio, television