radio wave; electromagnetic wave
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
radio wave; electromagnetic wave used in radio technology
technicalRefers to electromagnetic waves with wavelengths ranging from 0.1 millimeters to over 100 megameters. Classified into long wave, medium wave, short wave, microwave, etc. Used for broadcasting, communication, radar, and navigation.
wú无
xiàn线
diàn电
bō波
zài在
zhēn真
kōng空
zhōng中
yǐ以
guāng光
sù速
chuán传
bō播
。
Radio waves propagate at the speed of light in a vacuum.
guǎng广
bō播
diàn电
tái台
tōng通
guò过
wú无
xiàn线
diàn电
bō波
chuán传
sòng送
jié节
mù目
。
Radio stations transmit programs through radio waves.
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zhè这
zhǒng种
shè设
bèi备
kě可
yǐ以
jiē接
shōu收
lái来
zì自
wèi卫
xīng星
de的
wú无
xiàn线
diàn电
bō波
xìn信
hào号
。
This equipment can receive radio wave signals from satellites.
wú无
xiàn线
diàn电
bō波
de的
pín频
lǜ率
fàn范
wéi围
fēi非
cháng常
guǎng广
fàn泛
。
The frequency range of radio waves is extremely broad.