| 释义 |
DEFINITIVE EXAMPLES 权威例句〔Hertzian wave〕An electromagnetic wave, usually of radio frequency, produced by the oscillation of electricity in a conductor.赫兹波:一种电磁波,通常为无线电频率,由电在电导体内振荡而产生美国传统〔tuner〕A device for tuning, especially an electronic circuit or device used to select signals at a specific radio frequency for amplification and conversion to sound.调节器,调谐器:用来进行调节的装置,尤指一种电子电路或电子装置,用来选择某一特定发射频率的信号来放大并转换成声音美国传统 |