high-frequency; radio frequency; HF band
Tone colorsmāmámǎmàma
Meanings
3 senses · 6 examplesadjective
high-frequency (as an attribute)
formalUsed as an attributive adjective before nouns, especially in technical contexts.
Gāo高
pín频
cí词
huì汇
xū需
yào要
yōu优
xiān先
xué学
xí习
。
High-frequency vocabulary needs to be prioritized for learning.
Zhè这
shì是
yī一
gè个
gāo高
pín频
jiāo交
yì易
suàn算
fǎ法
。
This is a high-frequency trading algorithm.
noun
radio frequency; RF
formalA general term in telecommunications and electronics, referring to alternating current signals in the range of roughly 3 kHz to 300 GHz.
Zhè这
zhǒng种
shè设
bèi备
yòng用
yú于
chǔ处
lǐ理
gāo高
pín频
xìn信
hào号
。
This equipment is used to process radio frequency signals.
Gōng工
chéng程
shī师
zhèng正
zài在
tiáo调
shì试
gāo高
pín频
diàn电
lù路
。
The engineer is debugging the RF circuit.
noun
high frequency; HF (3–30 MHz)
formalSpecifically refers to the 3–30 MHz frequency band in radio spectrum classifications, used for long-distance communication.
Duǎn短
bō波
guǎng广
bò播
tōng通
cháng常
shǐ使
yòng用
gāo高
pín频
bō波
duàn段
。
Shortwave broadcasting usually uses the HF band.
Zhè这
gè个
diàn电
tái台
de的
pín频
lǜ率
shì是
shí1
wǔ5
zhào兆
hè赫
，
shǔ属
yú于
gāo高
pín频
。
This station's frequency is 15 MHz, which falls within the high-frequency range.