释义 |
频率 pín lǜ ★★★☆☆n.名词⁰·⁰⁰⁵⁸ᴾᵃ²³⁶³ 基本例句 frequencynumber of cycles per secondFQCYvibration frequencyfrequence繁体頻率低频扬声器设计用来再现低音频率的扬声器A loudspeaker designed to reproduce bass frequencies. 他变换了无线电传送的频率。He varied the transmission frequency. 一个频带的上下界频率之差,单位用赫兹表示。The difference, expressed in Hertz, between the two limiting frequencies of a band. 近年来死亡事故发生的频率已经下降。Fatal accidents have decreased in frequency over recent years. |