他嘟哝着道了谢。He grunted his thanks.“废话，”我嘟哝了一声。"Rubbish," I grunted.司机嘟哝了一声，认定迈克尔是发疯了。The driver grunted, convinced that Michael was crazy....

“嘟哝”的英语可以翻译为：mutter，mumble complaints，grumble ...