For some reason, certain " double" words are not good.

由于某些原因，某些“双”字不太好。

This month, a lot of Americans are talking about pairs or doubles – words relating to the number two.

这个月，很多美国人都在谈论成双（pairs）成对（doubles）——与数字2有关的单词。

Notice that if you asked someone in Australia to spell out the name Duff, they would say: D-U-double F. But in North America, people would spell it like this D-U-F-F. They don't use the word double.

请注意，如果您要求澳大利亚人拼出 Duff 这个名字，他们会说：D-U-double F。 但在北美，人们会拼写为 D-U-F-F。 他们不使用双重这个词。