例句
He bumped into someone and mumbled an apology.
他撞到一个人，咕哝着道了歉。
Stop mumbling!
别嘟嘟囔囔的！
He could hear the low mumble of Navarro's voice.
他能听到纳瓦罗的低声咕哝。
He bumped into someone and mumbled an apology.
他撞到一个人，咕哝着道了歉。
Stop mumbling!
别嘟嘟囔囔的！
He could hear the low mumble of Navarro's voice.
他能听到纳瓦罗的低声咕哝。