很显然，如果你现在花钱就入不敷出，以后就不得不勒紧腰带了。
Clearly, if you are spending more than your income, you'll need to tighten your belt.
如果每个人都勒紧腰带，这种情况就尤其可能发生。
但是即使大量的购物者外出，攀升的失业率可能会让他们勒紧腰带。
Yet even if shoppers are out in force, their purse strings are likely to be tightened by rising unemployment.
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