Some background: Most of the world's major currencies "float" against one another. That is, their relative values move up or down depending on market forces.

背景资料：大多数世界主要货币相互“浮动”，也就是说，这些货币的相对价值根据市场力量上下浮动。

youdao

Some background: Most of the world's major currencies "float" against one another. That is, their relative values move up or down depending on market forces.

背景资料：大多数世界主要货币相互“浮动”，也就是说，这些货币的相对价值根据市场力量上下浮动。

youdao