This means the tax percentage increases as a family's income increases.

所得税和其他税种一样,通常是累进税制,也就是说,家庭收入越高,上税越多.

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Large cars, minivans and sport utility vehicles will face percentage increases between those extremes.

大车 、 小型货车和运动休闲车节能率的提高则介于这两者之间.

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