How do you differentiate a rectangular block with a touchscreen, a battery and a camera?

你会怎样通过触摸屏、电池、摄像头来区分不同手机的呢？

" Brick" (brick) are small rectangular blocks.

“砖”（brick）是长方形的小块。

Basic Lego pieces are rectangular blocks, but now there are also Lego pieces that are made to look like people, trees, wheels, and other things.

基本的乐高积木块是矩形块，但现在也有看起来像人、树、轮子和其他东西的乐高积木块。