firming of interest rate造句

• This had led to a firming of interest rates : combined with more buoyant equity market conditions and a consequent rise in the demand for hong kong dollar assets , the exchange rate had strengthened markedly
  月中曾进行兑换保证交易，总结馀降至负数水平。利率因而上升，加上股票市场交投比较活跃，以致港元资产需求增加，使汇率显著转强。