progressive tax in excess of specific amounts

例句：

1. 1. The government is considering implementing a progressive tax system to help fund education.
   政府正在考虑实施一个累进税系统来资助教育。
2. 2. The progressive tax system aims to provide more funding for low-income families.
   累进税制度旨在为低收入家庭提供更多的资助。
3. 3. The progressive tax system has been criticized for its unfair treatment of the wealthy.
   累进税制度因其对富人不公平的待遇而受到批评。