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Welcome to English in a Minute.

Bells make this noise. And whistles make this noise. But does this expression have to do with noises?

Bells and Whistles 华丽的点缀，花里胡哨的东西

Dan: My friend's new car is amazing! It has all the latest bells and whistles.

Anna: Really? What features does it have?

Dan: Well, it has a Karaoke machine, self-parking...

Anna: Wait! How many songs on the Karaoke machine?

Dan: I don't know, thousands?

Anna: Gasp!

Bells and whistles are special features added to a product to make it appealing. But they are not essential or needed. Anything from cars to exercise equipment can have bells and whistles.

And that's English in a Minute!