additional tax rate

例句：

1. 1. The additional tax rate on luxury goodsis 20%.
   奢侈品的附加税率为20%。
2. 2. The government has introduceda new policy to reduce the additional taxrate on imported goods.
   政府已推出新政策以降低进口商品额外的税率。
3. 3.The additional tax rate on carbon emissions hasbeen raised by 5%.
   碳排放的附加税率已提高5%。