| 单词 | phon |
| 释义 | phon(fɒn) noun a unit of loudness that measures the intensity of a sound by the number of decibels it is above a reference tone having a frequency of 1000 hertz and a root-mean-square sound pressure of 20 × 10–6 pascal Word origin C20: via German from Greek phōnē sound, voicephon.abbreviation for 1. Also: phonet phonetics 2. phonology |
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