第1个回答 推荐于2017-09-20
"Bow" : are those who just looking down and left out in front of relatives "bow", is now in a big city subway, bus, are those all looked down at the screen of the young, some see a mobile phone, some took out a tablet computer surfing the Internet, play games, watch video, these things like a magnet to attract them.Them and smart phones like together, so called "down".本回答被网友采纳