[] () an expense that is allowed to be taken off the total amount of money earned or received before the amount of tax that must be paid is calculated税款扣除额；课税扣除◆tax deductions for new equipment such as computers and machinery对计算机和机械等新设备的税收扣除⨁to claim / enjoy / get / take a tax deduction要求／享有／获得／接受税收扣除