v.含糊地说，咕哝；（用无齿牙床）困难地咀嚼（mumble的现在分词）
n.含糊的话语，咕哝
bumbling───adj.装模作样的；笨手笨脚的；爱管闲事的；胡乱的；v.笨手笨脚；跌跌撞撞地前进；模糊不清地说话；（昆虫）发嗡嗡声（bumble的现在分词）
fumbling───adj.笨拙的；支支吾吾的；n.笨拙；v.笨手笨脚地做（某事）；笨嘴拙舌地说话；支支吾吾地说；摸索（fumble的现在分词）
humbling───adj.令人羞辱的；v.羞辱（humble的ing形式）；使…谦恭；使…卑贱
jumbling───n.混乱；杂乱的一堆东西；vi.混杂；搀杂；vt.使混乱；搞乱
rumbling───n.隆隆声，辘辘声；怨声，传言；adj.隆隆声的，辘辘声的；（争吵）无休止的；v.隆隆作响；轰鸣着缓慢行进；低沉地说；（非正式）看穿（阴谋）；（非正式）打群架（rumble的现在分词）
tumbling───n.翻腾运动；adj.歪斜状的；v.摔倒；（使）跌倒；跌跌撞撞地走；用滚筒干燥机甩干；弄皱（tumble的现在分词）
mumblingly───喃喃自语
bumblings───adj.装模作样的；笨手笨脚的；爱管闲事的；胡乱的；v.笨手笨脚；跌跌撞撞地前进；模糊不清地说话；（昆虫）发嗡嗡声（bumble的现在分词）
crumbling───v.破碎；崩溃（crumble的ing形式）；adj.破碎的；n.破碎；皱纹；岩块剥落
are you mumbling to yourself?───你在嘀咕什么？
I could hear him mumbling to himself.───我听到他在喃喃自语。
He closed his eyes, fell to mumbling, and presently was silent.───他闭上眼睛，喃喃自语起来，不一会儿就沉默了。
Nigel: Come on angel, let me introduce you to the press. Sorry Mike no boyfriends allowed. [Posing and mumbling] Baby. . . Hm. Baby.───邓：来吧，天使，我介绍你见见记者。抱歉，迈克，不带男朋友。宝贝……
He was still mumbling something about hospitals at the end of the party when he slipped on a piece of ice and broke his left leg.───宴会结束时，他仍在咕哝着医院里的事。说着说着，他在一块冰上滑倒，跌断了左腿。
Her mumbling swiftly turned into noise, her mother began to pull her by arm, quite strongly.───她喃喃自语到噪声迅速打开，她的母亲开始拉她的手臂，相当强烈。
I'd come home from a high-school party and Mom would be sitting there with her rosary, mumbling, praying for my safe return.───有时我从高中的什么聚会回到家里，会见到我妈正手握念珠坐那里，喃喃地为我的平安归来而祈祷。
Karen occasionally talked in her sleep, muttering and mumbling, no words that he could decipher, the language of somnolence.───卡伦有时会说梦话，嘟嘟囔囔的，亨利一个词也听不出：梦之国的语言。
She poured this brew down Xiangzi's throat and he did indeed open his eyes, but soon he fell asleep again, mumbling incoherently.───给他灌下去，他的确睁开眼看了看，可是待了一会儿又睡着了，嘴里唧唧咕咕的不晓得说了些什么。