permafrost怎么读

英式音标：[ˈpɜ:məfrɒst]

美式音标：[ˈpɜrməfrɔst]

permafrost基本解释

n. 永久冻土，永久冻地；永久冻结带；永久冰冻

permafrost的意思释义

n.

（如极地的）永久冻土；多年冻土；

英英释义

n.ground that is permanently frozen

permafrost用法及例句

词组短语

permafrost table[地质]永冻土面

双语例句

用作名词(n.)

Melting permafrost will hit existing and planned infrastructure.

冻土融化将冲击我们现有的和计划中的基础设施建设。

Perhaps this is caused by the sudden melting of subsurface permafrost.

可能是地下永久冻土突然融化所造成。

例句参考

Climate change. Permafrost and the global carbon budget.

Permafrost Degradation and Ecological Changes Associated with a WarmingClimate in Central Alaska

The effect of permafrost thaw on old carbon release and net carbon exchange from tundra.

Vulnerability of permafrost carbon to climate change: Implications for the global carbon cycle

Changing climate: geothermal evidence from permafrost in the alaskan arctic

Evidence for warming and thawing of discontinuous permafrost in Alaska

Microclimatic Influences on Ground Temperatures and Permafrost Distribution, Mackenzie Delta, Northwest Territories

High-mountainous permafrost under continental-climatic conditions: actual results of different mapping methods and an empirical-stat...

Variation and control of soil organic carbon and other nutrients in permafrost regions on central Qinghai-Tibetan Plateau

permafrost词源

permafrost (n.)

1943, coined in English by Russian-born U.S. geologist Siemon W. Muller (1900-1970) from perm(anent) frost.

permafrost相关例句

1.subgrade in permafrost region

多年冻土地区路基

3.The harder the material under the permafrost is, the larger the chamber charge required.

永冻层之下的土壤越硬，所需要的药室装药量也越大。

4.ground water in permafrost region

多年冻土区地下水

6.dry permafrost

干永冻层

8.In Tibet, the natural conditions are harsh, the air is oxygen-poor and the climate is bitterly cold. Most of the land consists of mountains, wilderness, and permafrost and snow zones.

西藏的自然条件极为严酷，低氧严寒，大部分为高山、荒漠、永久性冰雪地带。

-- 来源 -- 汉英 - 翻译参考

9.Canadian researchers expressed serious concerns about the erosion of permafrost in the Arctic.

加拿大研究人员对北极地区永冻层的侵蚀表示严重关切。

-- 来源 -- 汉英 - 翻译参考

10.road construction in permafrost region

多年冻土地区筑路

-- 来源 -- 英汉 - 短句参考