Preguntas sobre ejemplos de oraciones con, y la definición y uso de "Brabra"

A: It is usually 3 times. Bla, bla, bla.
It is just a substitute for a lot of unimportant talking when you are telling a story or recounting something that happened. When you don't want to or need to repeat everything that was said, you just say "bla, bla, bla".
"Maria started telling me about her cat and, bla, bla, bla, 30 minutes later she was still talking."
"I can never get Thomas off the phone! Every time he calls me, it is bla, bla bla about nothing important."
"I thought the speech was going to be interesting, but it was just bla, bla, bla for an hour."