v.喃喃而語；咕噥（動(dòng)詞mumble的過去式和過去分詞）
He mumbled a few words and left. 他咕噥了幾句便走了。
The old woman mumbled a prayer. 這位老婦人咕噥著作禱告。
He mumbled something to me which I didn't quite catch. 他對(duì)我嘰咕了幾句話，可我沒太聽清楚。
