1, fireworks fleeting, like a dream, what do you mean?

It means: the years when fireworks pass like water are spinning and dancing like dreams.

The prose Jiangnan:

Fireworks fly like a dream. At that time, on the letterhead of the years, there was a misty rain, wet, just like some distant past.

note: fireworks, which means "fireworks" here.

For example, teach Ben Si to call a florist and make some fireworks. -

Jin Ping Mei: pián xiān describes spinning and dancing.