英语词汇perfect fourth怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

单词	perfect fourth
释义	perfect fourth 简明释义纯四度
随便看	permanent shuttering permanent signal permanent slide permanent snow permanent snow belt permanent snow field permanent snowline permanent software permanent soil seed bank permanent sound permanent specime permanent specimen permanent speed permanent speed change permanent speed droop permanent speed regulation permanent speed variation permanent splint permanent split capacitor permanent split capacitor motor permanent-split-capacitor motor permanent-split capacitor motor permanent-split capacity motor permanent spring permanent sprinkler system