If you're a mom trying to manage a budget, and oil was 150 dollars a barrel last summer, and it's somewhere between 50 and 70, do you plan vacations? How do you buy?
如果你是你个负责预算的母亲， 去年夏天的汽油价格是每桶150美元， 而现在则是介于50到70美元之间， 你还打算去度假吗？你会怎样买？