when alexander graham bell invented the telephone in 1876, he could never have predicted what it would be able to do in the future.now, 130 years later, it's no surprise when someone takes out a cellphone to make a call while on the move.
在1876年亚历山大·格雷厄姆·贝尔发明电话之时，他绝对不会料到电话在未来能做何用途。在130年后的今天，人们一边走路一边拿出手机打电话，已经不是什么让人吃惊的事情。
