v.轻声低语，咕哝地抱怨( mutter的第三人称单数 )； 双语释义：v.(动词)vt. & vi. 轻声低语; 咕哝地抱怨 say (sth), in a low voice not meant to be heard; grumble in an indistinct voicen.(名词)[S]轻声低语,小声抱怨 a sound of muttering英英释义： muttern.a low continuous indistinct sound; often accompanied by mov