They like to keep the exchange rate stable so that import and export prices don't suddenly jump around.

他们希望保持汇率稳定，这样进出口价格就不会大幅跳动。

Even before India banned exported price in July, the Nigerian government had declared set of emergency as inflation led to surrogative food prices.

甚至在印度 7 月份禁止出口价格之前，尼日利亚政府就已经宣布了一系列紧急措施，因为通货膨胀导致了替代食品价格。

The research shows that for a pound (454g) of beans going to a supermarket, the export price is $1.45. Most of this goes to the farmer.

研究表明，对于进入超市的一磅（454 克）豆类， 出口价格为 1. 45 美元。 其中大部分流向了农民。