Every now and again—as in 2011, 2013 and today—America smacks into its " debt ceiling" , a political device that places a hard limit (currently $31.4trn, or 117% of gdp) on gross government borrowing.
美国时不时地——就像在 2011 年、2013 年和今天一样——触及它的“债务上限”,这是一种对政府总借贷设定硬性限制(目前为 31.4 兆美元,占 GDP 的 117%)的政治手段。