题干
火车、地铁、公交车内的“低头族”越来越多，尤其是青年人，上车后很快拿出手机，不管路程长短，不论坐着还是站着，人人都眼睛盯着屏幕，有的人走路也在看手机…… 针对这一现象 ，发表你的看法。
注意：行文连贯流畅；
低头族：phubber
词数：100词左右
答案(点此获取答案解析）
The mobile phone has been part of our life. Mobile phones bring us much convenience . However，more and more phubbers ,especially young people, would like to stare at their screen ,surfing or playing games ,no matter whether they are on a bus or a trai
