muffled
动词 muffle:
conceal or hide
同义词:smother, stifle, strangle, muffle, repress
deaden (a sound or noise), especially by wrapping
同义词:muffle, mute, dull, damp, dampen, tone down
形容词 muffled:
being or made softer or less loud or clear
同义词:dull, muted, softened
wrapped up especially for protection or secrecy