inaudibly

1. -'continued Walter, apostrophizing an old gentleman with a powdered head ( inaudibly to him of course), who was staring at a ship's telescope with all his might and main.
   沃尔特继续说道，一边向一位头上撒了白粉的老先生喊道（他当然听不见），那老先生正在聚精会神地注视着一架船上用的望远镜。
2. "I think I'm dying," he whispered almost inaudibly.
   我想我要死了，他几乎听不见地低声说。
3. To move or walk about almost inaudibly.
   放松脚步走几乎没有声响地移动或走。
4. The KFC advert was promoting the chain's Zinger Crunch salad and featured office workers singing inaudibly while eating the salad.
   广告画面中，呼叫中心办公室的工作人员塞着满嘴的沙拉小声哼着歌曲。

adv

1. in an inaudible manner
   1. she spoke inaudibly low