What's the rate of exchange against the dollar?

与美元的兑换率是多少？

《牛津词典》

What's the rate of exchange for the Mark?

马克兑人民币的汇率是多少？

youdao

What is the rate of exchange between the pound and the mark?

英镑与马克的兑换率是多少？

youdao

Then the relative price of gold versus silver shifted to the point that the gold with at the twenty-one shilling exchange rate the gold shilling was worth less the gold guinea was worth less than twenty-one shilling.

之后，金子相对于银子的相对价格,就移动到另一个值,在二十一个先令的兑换率下,金先令价值少于,金几尼的价值少于了二十一个先令的价值。

耶鲁公开课 - 金融市场课程节选

He owns a workshop as a metal turner and his business is affected by the rate of exchange of the US dollar, which has fluctuated a lot recently.

BBC: Noura

This promise can be verified every minute of the day by observing the current rate of exchange between the dollar and gold, and, under a classical gold standard, by exchanging currency at a national bank for gold coins of a fixed weight and purity.

FORBES: The Dollar, Gold And The Quality Of Money

Fourth, the fantastic costs associated with the Vietnam War created huge inflationary pressures which drove down the value of USDs as compared with gold (even at the fixed rate of exchange).

FORBES: Our Fiat Dollar Has Cost the United States $80 Trillion