potential growth rate的用法和樣例：
例句
- Unfortunately, the outlook for America's potential growth rate was darkening long before the financial crisis hit.
很不幸的是，在金融危機來襲前美國潛在增長率的前景就已經不樂觀了。 - The realisation of this growth potential will depend, however, on how aggregate demand is managed.
然而，能否實現上述潛在增長率，將取決於如何管理總需求。
