legal exchange rate的意思|示意

As a valuable tool of avoiding exchange-rate risk and guaranteeing price congenially, the FX Derivatives have market risk, credibility risk, liquidity risk, management risk and legal risk.

外汇衍生工具作为规避汇率风险进行投机保值的工具，具有高风险性，其基本风险有市场风险、信用风险、流动性风险、营运风险和法律风险。

Zimbabwe is one of 66 countries beside America itself that, by the IMF's last count, either adopt the dollar as legal tender, peg their currency to it or manage their exchange rate against it.

在国际货币基金组织最近统计中，津巴布韦是除美国自身外采用美元作为其法定货币，对美元固定汇率制度或是控制本国货币对美元汇率基本稳定的66个国家之一。