discretionary income

基本解释

Of course, I have discretionary income.
当然，我有可自由支配的收入。
That's why the President announced that beginning next year, no student will have to pay back more than 10 percent of their discretionary income toward their student debt.
这也是为什么总统先生宣布从明年开始，对于助学贷款债务，再也没有一个学生的每月偿还额会超过自己可自由支配收入的10%。
Poultry meat is the primary animal protein in Africa (which has little to begin with) and the indispensable source of discretionary income for the survival of millions of small farmers.
禽肉是非洲主要的动物蛋白（首先由于那里的物质很贫乏），也是数百万小农生存中不可或缺的可随意支配的收入来源。

The aid calculation starts with a look at the discretionary income of the parents.
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Rather it is providing me with an enjoyable online experience to spend my discretionary income .
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The sophisticated targeting of consumers will reveal that golfers have discretionary income to buy more stuff.
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