结结巴巴地

"The old lady kept bumbling on about something, but nobody could understand her."

"老太太结结说个停,可谁白她说些什么。"

I stammered out my history.

我结结述了我过去。

He kept bumbling on about something.

他结结说个停。

He bumbled through his speech.

他结结完了他演说。