He lowered his voice still further, until it was almost inaudible.
‘I can do it,’ she mumbled almost inaudibly.
“I can do it,” she mumbled almost inaudibly.
英语词典包含67175条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。