The backside of the phone is made from the same kind of ultra-strong glass as the front, interrupted only by the new five megapixel camera, its LED flash companion and, of course, the Apple logo.
iPhone背部采用了同样的超强玻璃，包括五百万像素摄像头，LED 闪光灯和 Apple 图标。
2
Adding some foam onto the backside of the board and a coat of paint on the front will make the board more effective and attractive.
在这个板子的后面加些泡沫和在前面涂一层漆使得这块板子更加有效和美观。
3
The iPad 2 has a camera on the back, but its backside is made of aluminum, not of the white casing used on the front, and doesn't have a flash.