Every several floors, one of the wings recedes slightly, forming a series of setbacks in a clockwise pattern.

每隔几层楼，其中一个翼楼会略微后退，形成一系列顺时针方向的后退。

For example, Apple always introduces new products every several months, which appeals to people to buy new iPhones.

例如， Apple 每隔几个月就会推出新产品，以吸引人们购买新 iPhone。