Perhaps the strong dollar is part of the reason.

也许强势的美元是一个原因。

What, then, will become of the strong dollar?

那么，强势美元的结局将会如何？

The strong dollar reflects America's success.

强势美元反映出美国的成功。

I will talk about our nation's commitment to a strong dollar.

我将谈到，美国承诺保持美元的强势。