mumble

mumblemumbleD.J.:[ˈmʌmbl]K.K.:[ˈmʌmbəl]vt. & vi.1.含糊地说某事; 叽咕; 咕哝He always mumbles when he's embarrassed.他感到难为情时说话就含糊不清了。He mumbled something to me which I did not quite catch.他对我叽咕了几句话, 可我没太听清楚。n.1.含糊的话或声音; 咕哝

mumblemumble[ˈmʌmbl]vi.1.含糊地说话; 咕哝
词性变化mumble[ˈmʌmbl]vt.1.含糊地说, 咕哝2.抿着嘴嚼n.1.咕哝, 含糊的话

继承用法mumblern.1.说话含糊的人, 咕咕哝哝的人 -blingly

词性变化mumble[ˈmʌmbl]adv.

参考词汇murmur;
英语宝典
考试词汇表