treat without the necessary seriousness or respect
"He is trifling with her"
"She plays with the thought of moving to Tasmania"
Death..was only an item, a trifle, in the history of his calamities.
出自： Henry Miller
I stayed, I dawdled, I trifled.
出自： H. James
He trifled away all his money.
Don't trifle away your time on such useless things.
He trifled away his time and money on cinemas and dancing.