这两封信都没有说明在通货膨胀不断创历史新低的事实面前，我们为何要担心通货膨胀。
Neither letter explained why we should fear inflation when the reality is that inflation keeps hitting record lows.
欧洲政客为何要担心违约？ 原因之一是这会对持有这些债务的银行形成重大冲击。
One of the reasons Europe’s policymakers worry about default is its impact on the banks that hold the debt.
如果没有听说过XHTML，或者不知道为何要关心它，不用担心，您和大多数Web设计人员一样。
But don't worry if you haven't heard of XHTML, or just aren't sure why you should care; you're in the vast majority of Web designers.
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