And on child poverty, America's relative rate is higher than most other rich countries.

在儿童贫困方面，美国的相对比率高于大多数其他富裕国家。

Changes in the level of the real exchange rate occur when exchange rate movements are inconsistent with the relative inflation rates of the two countries.

当汇率变动与两国的相对通货膨胀率不一致时，才会引起实际汇率水平的变化。