mumbler
咕咕哝哝的人;说话含糊的人
例句
You cannot imagine a mumbler getting on the short list, can you?
你不能想象一个咕咕哝哝的人在名单上,你能吗?。
If you're stuck chatting up a mumbler at a cocktail party, lean in with your right ear.
要是你想在一个吵闹的派对里听清楚低声的交谈,最好用你的右耳。