| 单词 | 低频 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔Sensurround〕A trademark used for a motion-picture sound effect consisting of low-frequency sound signals felt by the audience as vibrations.环绕临场感：用作一种电影声音效果的商标，它是由观众感到振动的低频声音信号组成美国传统〔bandpass filter〕A filter designed to transmit a particular band of electromagnetic frequencies while excluding those of higher or lower frequencies.带通滤波片，带通滤波器：用来传送特定电磁频率（不包括较高或较低频率）带的滤波器美国传统〔bandwidth〕The numerical difference between the upper and lower frequencies of a band of electromagnetic radiation, especially an assigned range of radio frequencies.带宽：电磁辐射频带中高频与低频之间的数值差，尤指某设定的无线电频率范围美国传统〔fundamental〕Of or relating to the component of lowest frequency of a periodic wave or quantity.基波的：周期波或周期量的最低频率的分力的或与此有关的美国传统〔fundamental〕Of or relating to the lowest possible frequency of a vibrating element or system.震动因素或体系的最低频率美国传统〔fundamental〕Physics The lowest frequency of a periodically varying quantity or of a vibrating system.【物理学】 基频：周期变化量或振动系统的最低频率美国传统〔high-pass filter〕A filter designed to transmit electromagnetic frequencies above a certain value, while excluding those of a lower frequency.高频滤波器：一种设计用以传送电磁频率高于特定值的滤波器，并同时将低频率电磁波排除于外美国传统〔low-pass filter〕A filter designed to transmit electromagnetic frequencies below a certain value, while excluding those of a higher frequency.低频滤波器：用于传送低于特定值的电磁频率的滤波器，其同时去除较高电磁频率美国传统〔signal〕This equipment can detect very low-frequency signals.这种设备能够探测甚低频信号。牛津搭配〔woofer〕A loudspeaker designed to reproduce bass frequencies.低频扬声器：设计用来再现低音频率的扬声器美国传统 |
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