surtaxing

v.

（对高收入所收取的）附加税( surtax的现在分词 )；

1. The legislature passed a law to abolish the surtax.
   立法机关通过了一项废除附加税的法令。
2. Our current individual income tax rate is based on the surtax system.
   我国现行的个人所得税采用的是超额累进税率制。

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