extra tax on corporate profit

例句：

1. 1. The company has to pay anextra tax on its profits.
   该公司必须对其利润支付额外的税。
2. 2. The government imposed anextra tax on cigarettes last year.
   去年政府对香烟征收了额外的税。
3. 3. Theextra tax is a burden for the poorpeople.
   额外的税是穷人的负担。