AZUZ : Ten-second trivia: Which U.S. state is known as the Copper State?

十秒琐事：美国的哪个州被称为“铜州”?

Also known as the Grand Canyon State, which would have made it too easy -- Arizona is the Copper State because it has lots of copper.

也被称为大峡谷州，这就太容易了——亚利桑那是铜州，因为它有很多铜。