The solution—set priorities, add up the annual cost of each item, then consider what else she could buy with the same money.
解决方案是：设定优先顺序，把每件物品的年度成本加起来，然后考虑用同样的钱她还能买到什么。
Add items that are useful to multiple projects in the solution or to the solution without referencing the item in each project.
将有用的项目加入到方案中的多个专案或加入到方案，而毋需参考每一专案中的项目。
Add items that are useful to multiple projects in the solution or to the solution without referencing the item in each project.
将有用的项目加入到方案中的多个专案或加入到方案，而毋需参考每一专案中的项目。
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