假设未来预期收入保持不变，画一个以家庭消费与库存现金的函数图---库存现金等于目前的收入加上流动资产。
Suppose we were to graph a household's consumer spending as a function of cash-on-hand, which equals current income plus liquid assets, holding constant expected future income.
图1中的图表粗略地显示了可管理性和速度与使用的函数数量之间的相互关系。
The chart in Figure 1 shows you a rough idea of the give-and-take relationship between manageability and speed versus the number of functions you use.
在图5中，RegexGroups函数定义与RegexMatches函数定义一样，除了它还返回匹配项中包含组名称的其他数据列。
In Figure 5, the RegexGroups function is defined like the RegexMatches function except that it returns an additional column of data containing the name of the group within the match.
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