[误] According to the state law, both poor and rich are taxed.

[正] According to the state law, both rich and poor are taxed.

注：两种语言的表达顺序往往存在差异，而且都是约定俗成的，不容改变。又如：前后(back and forth)，新

旧(old and new)，悲欢(joy and sorrow)，血肉(flesh and blood)，钢铁(iron and steel)，兴衰(fall and rise)，南北(north and south)等。