flat device

例句：

1. 1.This flat device is very useful for displaying images.
   这个平板设备对于显示图像非常有帮助。
2. 2.The flat device has a large storage capacity and can be easily connected to other devices.
   这个平板设备具有大容量存储，并且可以轻松连接到其他设备。
3. 3. The flat device is perfect for watching movies or playing games on the go.
   这个平板设备非常适合在外出时观看电影或玩游戏。