| 单词 | electromagnetic wave |
| 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〔carrier wave〕An electromagnetic wave that can be modulated, as in frequency, amplitude, or phase, to transmit speech, music, images, or other signals.载波：一种如可在频率、调幅或相位方面被调制以传输语言、音乐、图象或其它信号的电磁波美国传统〔ether〕Physics An all-pervading, infinitely elastic, massless medium formerly postulated as the medium of propagation of electromagnetic waves.【物理学】 以太，能媒：一种在以前被假定为电磁波的传播媒质并具有绝对连续性、高度弹性的极其稀薄的媒体美国传统〔intermodulation〕Modulation of the frequencies of electromagnetic waves occurring when the waves interact as they are transmitted through a nonlinear electronic system.居中调频：当电波经由非线性电子系统传递时，电磁波交互作用所发生电磁波频率的调整美国传统〔luminous energy〕The radiant energy of electromagnetic waves in the visible portion of the electromagnetic spectrum.光能：可见的电磁光谱中电磁波的能量美国传统〔maser〕Any of several devices that amplify or generate electromagnetic waves, especially microwaves.微波激射器：扩大或产生电磁波的仪器，尤其是产生微波美国传统〔modulation〕Electronics The variation of a property of an electromagnetic wave or signal, such as its amplitude, frequency, or phase.【电子学】 电磁波振动图系：电磁波或信号的性质在振幅，频率或周相中的变化美国传统〔modulator〕A device used to modulate an electromagnetic wave.调制器：用以调制电磁波的装置美国传统〔polarize〕Like all electromagnetic waves, light can be polarized.光和所有电磁波一样, 也能产生偏振。外研社新世纪〔radiant energy〕Energy transferred by radiation, especially by an electromagnetic wave.辐射能：用放射（尤其是电磁波）转移的能量美国传统〔radiation〕A stream of particles or electromagnetic waves emitted by the atoms and molecules of a radioactive substance as a result of nuclear decay.核衰变产生的微粒或电磁波：放射物的原子或分子由于核衰变放出的一束微粒或电磁波美国传统〔radio wave〕An electromagnetic wave within the range of radio frequencies.无线电波：无线电频率范围内的电磁波美国传统〔radio〕Communication of audible signals encoded in electromagnetic waves.无线通讯：以电磁波密码进行的可听信号的联络美国传统〔receive〕Electronics To convert incoming electromagnetic waves into visible or audible signals.【电子学】 接收：把收到的电磁波转化为可见或可听信号美国传统〔television〕An electronic apparatus that receives electromagnetic waves and displays the reconverted images on a screen.电视机：接收电磁波并在屏幕上显示已还原的图像的电子设备美国传统〔television〕The integrated audible and visible content of the electromagnetic waves received and converted by such an apparatus.电视内容：通过电视机接收和转变电磁波使其变成既可听又可看的内容美国传统 |
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