英[fɔ:ˈgɒn]
美[fɔrˈgɔnu003c/segu003e-ˈgɑn]
Tax expenditures are the revenues forgone due to preferential tax treatment.
税收支出是由于税收优惠待遇而放弃的收入.
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The alternative forgone is called the opportunity cost.
这种选择性的放弃就叫做机会成本.
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Cost is the highest - valued option forgone.
成本是在放弃的选择中价值最高的选择.
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