Antarctic Circle; boundary of the southern frigid zone
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
Antarctic Circle; the boundary between the southern frigid zone and the southern temperate zone
formalA geographical term referring to the line of latitude at approximately 66°33′49.8″ south of the Equator. The area south of this line experiences at least one day of continuous daylight and one day of continuous darkness per year. See also 极圈 (jíquān).
Nán南
jí极
quān圈
shì是
dì地
qiú球
shàng上
zhòng重
yào要
de的
dì地
lǐ理
fēn分
jiè界
xiàn线
zhī之
yī一
。
The Antarctic Circle is one of the important geographical boundaries on Earth.
Měi每
nián年
xià夏
zhì至
rì日
，
nán南
jí极
quān圈
yǐ以
nán南
dì地
qū区
huì会
chū出
xiàn现
jí极
zhòu昼
xiàn现
xiàng象
。
Every year on the summer solstice, the area south of the Antarctic Circle experiences the midnight sun phenomenon.
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Xǔ许
duō多
tàn探
xiǎn险
jiā家
céng曾
shì试
tú图
chuān穿
yuè越
nán南
jí极
quān圈
。
Many explorers have attempted to cross the Antarctic Circle.
Yán研
jiū究
nán南
jí极
quān圈
nèi内
de的
shēng生
tài态
xì系
tǒng统
duì对
yú于
lǐ理
jiě解
quán全
qiú球
qì气
hòu候
biàn变
huà化
zhì至
guān关
zhòng重
yào要
。
Studying the ecosystem within the Antarctic Circle is crucial for understanding global climate change.