999英语网 英语单词
Echometer的音标发音
Echometer
英式发音：[e'kmit]
美式发音
(n.) A graduated scale for measuring the duration of sounds, and determining their different, and the relation of their intervals.
手打:诺娜
(n.) A graduated scale for measuring the duration of sounds, and determining their different, and the relation of their intervals.
手打:诺娜