999英语网 英语单词
Phonometer的音标发音
Phonometer
英式发音：[fu'nmit]
美式发音
(n.) An instrument for measuring sounds, as to their intensity, or the frequency of the vibrations.
校对:迈克尔
(n.) An instrument for measuring sounds, as to their intensity, or the frequency of the vibrations.
校对:迈克尔