frozen soil; permafrost
Tone colorsmāmámǎmàma
Meanings
1 sense · 4 examplesnoun
frozen soil; permafrost; ground containing ice
Technical term used in geology, climatology, and civil engineering to describe ground that remains at or below 0°C for two or more consecutive years.
Xī西
bó伯
lì利
yà亚
yōng拥
yǒu有
shì世
jiè界
shàng上
zuì最
dà大
miàn面
jī积
de的
dòng冻
tǔ土
。
Siberia has the largest area of permafrost in the world.
Quán全
qiú球
biàn变
nuǎn暖
dǎo导
zhì致
dòng冻
tǔ土
róng融
huà化
，
shì释
fàng放
chū出
jiǎ甲
wán烷
。
Global warming is causing permafrost to thaw, releasing methane.
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Zài在
dòng冻
tǔ土
qū区
xiū修
jiàn建
tiě铁
lù路
xū需
yào要
tè特
shū殊
de的
jì技
shù术
。
Building railways in permafrost regions requires special technology.
Kē科
xué学
jiā家
zhèng正
zài在
jiān监
cè测
dòng冻
tǔ土
dì地
dài带
wēn温
dù度
de的
biàn变
huà化
。
Scientists are monitoring temperature changes in the permafrost zone.