手机，又名移动电话，是可以握在手上的移动电话机。早期因为个头较大有大哥大的俗称，目前已发展至4G时代。1973年4月，美国工程技术员“
马丁·库帕”发明世界上第一部推向民用的手机，“马丁·库帕”从此也被称为现代“手机之父”。直至现在，手机成为人们生活中非常重要的工具，并像瑞士军刀一般功能多样化。
Mobile phones, also known as mobile phones, mobile phones can be hold in my hand. Early because they more commonly known as the great mobile, at present has developed to the 4 g era. In April 1973, the American engineering technicians \"Martin cooper invented the first in the world to the civil mobile phones,\" Martin cooper \"from now on, also known as the modern\" father \"of mobile phones. Until now, the mobile phone become a very important tool in people life, and like a Swiss army knife is versatile.