mumble
v. 含糊地说，咕哝；（用无齿的牙床）费力嚼咬，咬磨
n. 喃喃自语，嘟哝
复数 mumbles
第三人称单数 mumbles
现在分词 mumbling
过去式 mumbled
过去分词 mumbled
例句
He spoke in a low mumble, as if to himself.
他自言自语般地嘟哝着。
《牛津词典》
He could hear the low mumble of Navarro's voice.
他能听到纳瓦罗的低声咕哝。
《柯林斯英汉双解大词典》
"Well," he conceded, "I do sometimes mumble a bit."
“嗯，”他承认道，“我有时说话确实有点儿含糊。”
