muffle a sound
常与 sound、noise、cough 等表示声音的词搭配，表示使声音变轻。
Thick curtains help muffle the sound of traffic.
厚窗帘有助于减弱交通噪声。
消音；压低；使（声音）低沉
muffled — past of muffle
包住；裹住；捂住；用织物等包裹(人、脸等)以保暖或保护；包裹或覆盖(噪音源)以消音；使(声音等)低沉或减弱；围裹
to make a sound quieter and less clear, especially by covering the source of the noise
常指用布等捂住使声音变闷，不是完全消除
用织物等包裹(人、脸等)以保暖或保护
To wrap (a person, face etc.) in fabric or another covering, for warmth or protection; often with up.
包裹或覆盖(噪音源)以消音
To wrap up or cover (a source of noise) in order to deaden the sound.
使(声音等)低沉或减弱
To mute or deaden (a sound etc.).
一般现在时
He muffles the sound with a blanket.
他用毯子捂住声音。
一般过去时
She muffled her laughter.
她忍住了笑声。
现在完成时
They have muffled the noise.
他们已经压低了噪音。
规则动词
She muffled the phone with a cloth to avoid being overheard.
她用一块布捂住电话，以免被偷听。
用法提示：muffled作为动词过去式，表示用物体覆盖以抑制声音。
The thick curtains helped to muffle the noise from the street.
厚窗帘有助于减弱街上的噪音。
用法提示：muffle作为动词原形，表示抑制或减弱声音。
He muffled his cough with a handkerchief during the meeting.
会议期间，他用手帕捂住咳嗽声。
用法提示：muffled作为动词过去式，表示用手帕等物覆盖以抑制声音。
常与 sound、noise、cough 等表示声音的词搭配，表示使声音变轻。
Thick curtains help muffle the sound of traffic.
厚窗帘有助于减弱交通噪声。
被动结构中由 by 引出造成声音减弱的事物。
Her voice was muffled by the thick scarf.
她的声音被厚围巾捂得低沉。
muffled up 强调用衣物把人裹得严严实实，多用于保暖。
The children were muffled up in thick coats and scarves.
孩子们裹着厚外套和围巾。
deaden 更强调使声音几乎听不见，语气比 muffle 强。
mute 常指完全无声或接近无声，多用于电子设备或乐器。
dull 强调降低声音的尖锐感或清晰度，常用于疼痛或声音。
dampen 侧重部分抑制，不一定要完全消音，也可用于情绪。
soften 强调音色变柔和，不强调音量大幅降低，常带正面感。
grammar · medium
易错句子She spoke in a muffle voice.
正确表达She spoke in a muffled voice.
muffle 是动词，不能直接放在名词前作定语；表示“听上去低沉、被压低的”要用过去分词形容词 muffled，所以应把 muffle 改为 muffled。
grammar · medium
易错句子The sound muffled by the thick walls.
正确表达The sound was muffled by the thick walls.
muffle 是及物动词，声音是被墙壁压低的，整句要用被动语态 be + 过去分词；原句缺少 be 动词，补上 was 后句子才有谓语并保持原意。
grammar · medium
易错句子She muffled up herself in a thick scarf.
正确表达She muffled herself up in a thick scarf.
muffle up 是可分离的动词短语，宾语是代词 herself 时必须放在动词和副词 up 之间，所以应说 muffled herself up，而不是 muffled up herself。
针对“使（声音等）低沉或减弱”义；amplify 指增大音量，不能用于“包裹保暖”义。
针对“用织物等包裹或覆盖”义；uncover 指去除遮蔽物，与“消音”义无关。
mumble 指说话含糊不清或小声嘟囔，重点是发音不清楚；muffle 指用东西包住或捂住使声音变低沉、减弱，重点是消音，并非说话方式。
mute 多指把设备调成静音或主动让声音完全消失；muffle 指通过包裹、遮盖让声音变得沉闷减弱，声音通常仍听得见。
smother 强调厚厚盖住以致透不过气，或把火、笑声等压制下去，常含贬义；muffle 强调包裹或捂住以保暖或降低音量，没有令人窒息的意味。
压低声音；使声音减弱
The thick curtain helped to muffle the sound of the traffic.
厚厚的窗帘帮助压低了交通噪音。
压低嗓音
He muffled his voice so that no one in the next room would hear him.
他压低了声音，免得隔壁房间的人听见。
压低哭声；捂住惊叫
She muffled a cry with her hand.
她用手捂住嘴，压住了一声惊叫。
裹严实；穿戴暖和
Muffle up well—it's freezing outside.
穿暖和些——外面很冷。
把…裹在毯子里
The baby was muffled in a soft blanket.
婴儿被裹在柔软的毯子里。
裹上保暖衣物，穿暖和
Remember to muffle up before you go outside — it's freezing.
出门前记得裹严实点，天很冷。
抑制、掩饰自己的感情
She had to muffle her feelings when she heard the bad news at work.
她在工作中听到坏消息时得忍住自己的情绪。
低沉的鼓声已敲响，那是士兵最后的归营鼓点。
Thick curtains muffled the noise from the passing traffic.
厚厚的窗帘减弱了过往车辆的噪音。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.