solar activity; sunspot cycle
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
solar activity; cyclic variations in solar phenomena such as sunspots, faculae, flares, and prominences
technicalTechnical term in astronomy and space physics. Activity follows an approximately 11-year cycle; intense periods increase ultraviolet and particle radiation, causing geomagnetic storms, auroras, and ionospheric disturbances on Earth.
Tài太
yáng阳
huó活
dòng动
zhōu周
qī期
dà大
yuē约
shì是
shí1
yī1
nián年
。
The solar activity cycle is approximately 11 years.
Qiáng强
liè烈
de的
tài太
yáng阳
huó活
dòng动
huì会
gān干
rǎo扰
wú无
xiàn线
diàn电
tōng通
xìn信
。
Intense solar activity can interfere with radio communications.
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Kē科
xué学
jiā家
tōng通
guò过
guān观
cè测
hēi黑
zǐ子
lái来
yán研
jiū究
tài太
yáng阳
huó活
dòng动
。
Scientists study solar activity by observing sunspots.
Zhè这
cì次
qiáng强
liè烈
de的
tài太
yáng阳
huó活
dòng动
yǐn引
fā发
le了
dì地
cí磁
bào暴
hé和
jí极
guāng光
。
This intense solar activity triggered geomagnetic storms and auroras.