Nominal gdp per capita in usd at market exchange rates .

以美元为市场兑换率的名义人均gdp。

The usd has declined 30 % since then .

自那以来，美元已下跌了30%。

After that my father gave me usd 1000 .

之后老爸就给了我一千块美金。

Because of unstable exchange rate between rmb and usd , we 'll update price list every three months since the contract is signed .

由于美圆兑人民币汇率不稳定，从签定合约起，我们将每三个月更新一次价格。

A bag of seven apples for example is about 8 rmb or $ 1 usd .

举例来说，七个苹果大约要8元，也就是1美元左右。