音标：[mɪd ˈfri:kwənsi] ；

中频

mid frequency的用法和样例：

例句

用作名词(n.)

Intermediate frequency instability has had the most uneven history.中频不稳定性的研究经历了极为曲折的道路。
Low and intermediate frequency instability models are taken up first.首先处理低频和中频不稳定性的模型。

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