这也许会事与愿违。

That may yet backfire.

youdao

但也可能事与愿违，三周后的汇率也许变得很糟糕。

But things will also go against us. Three weeks later, the rate could be worse.

youdao

但也可能事与愿违，三周后的汇率也许变得很糟糕。

But things will also go against us. Three weeks later, the rate could be worse.

youdao