| 释义 |
per·ma·frost 英ˈpɜːməˌfrɔːst, -ˌfrɒst美ˈpɝməˌfrɔst, -ˌfrɑstAHDpûrʹmə-frôst', -frŏst' ☆☆☆☆☆高ＳCOCA³⁵⁶⁸⁰BNC⁴⁹³⁹³iWeb²⁴⁵⁵³Economist²⁴¹⁰⁶⁺⁶
基本英英词源搭配例句Thesaurus例句
n.永久冻土层¹⁰⁰
地质
Noun:
ground that is permanently frozen缩写自permanent frost.permafrost table永冻土面permafrost region冻土带discontinuous permafrost不连续多年冻土层…permafrost layer恒冻层passive permafrost死永冻土dry permafrost干永冻层permafrost horizon永冻层relict permafrost残遗永久冻土…active permafrost活动永冻土
名词100%
用作名词Meltingpermafrostwill 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 subsurfacepermafrost.可能是地下永久冻土突然融化所造成。as in.ice
同义词 chunk,crystal,diamonds,floe,glacier,glaze,hail,hailstone,iceberg,icicle,sleetcube ice,dry ice,ice cube
反义词 water
icenoun frozen water
chunk,crystal,cube ice,diamonds,dry ice,floe,glacier,glaze,hail,hailstone,ice cube,iceberg,icicle,sleet A hundred or so years ago, men were here, in winter, burning through the permafrost to dig down15ft to what they hoped was gold-bearing rock.
大约在一百年前有人在冬天来到这儿，烧开永久冻土层往下挖了15英尺，希望能找到含金的矿石层。 yeeyan
On the beach there is a jagged layer of thawing permafrost.
海滩上，有一个不规则的正在融化的永久冻土层。 yeeyan
The spacecraft will use its2.5-meter robotic arm to scoop up soil samples and collect underground ice, or permafrost, to see whether there's evidence life ever existed on the Red Planet.
探测器将借助2.5米长的机械手臂挖掘土壤样本，采集地下冰，或者永久冻土，来研究这个红色星球上是否有生命迹象存在。 i21st
“ These permafrost deposits are now melting and releasing their methane, ” said Maslin.
“这些永久冻土中的沉积物开始融化，并释放出甲烷，”麦斯林说。 yeeyan
An exposed wall of ice- rich permafrost dwarfs a researcher along the coast of Herschel Island in the Yukon Territory of Canada.
一个含富冰层的永久冻土的裸露悬崖使得沿着加拿大育空地区赫歇尔岛海岸行走的研究员显得格外矮小。 yeeyan
As politicians negotiate and the rest of us feel good about driving hybrids and using fluorescent bulbs, our fate may be riding on an obscure contest between plants and permafrost.
当政治家谈判，而我们其他人对驾驶混合动力汽车和使用荧光灯泡感觉良好时，我们的命运可能在植物和冻土之间的角力中模糊。 yeeyan
But the main exhibit is the completely preserved in a piece of permafrost mammoth, which was found in1999.
最主要的展品是在冻土层中完好保存的猛犸象骨架，它被发现于1999年。 yeeyan
But once the ice retreats and the permafrost thaws, heavy winds, waves, and freshwater currents can pummel the islands from all directions, making them rounder and smaller than in other environments.
但是一旦冰山褪去，冻土消融，那么强风、海浪、淡水洋流将从四面八方袭击岛屿，使岛屿相对于在其他自然环境中，变得更圆更小。 yeeyan
But that is nothing to celebrate, because melting permafrost will release billions of tonnes of methane, an especially potent greenhouse gas.
但是这没有什么值得庆祝的，因为冻土融化将释放几十亿吨的甲烷，温室气体的重要组成部分。 ecocn
During warming, the gas burped into the atmosphere from natural reservoirs, or“ carbon sinks”, such as permafrost and the oceans.
在变暖过程中，这种气体从大自然储库或“碳吸存”比如永久冻土和海洋中涌入大气。 yeeyan
In the large image, the area behind the shoreline is pockmarked by marshes, ponds, and hummocks characteristic of “ thermokarst, ” landscapes created by the melting and refreezing of permafrost.
在大图中，海岸线后面的区域由湿地、池塘、热融冰丘形成了凹陷，融化的以及重新冻结的冻土层形成了这种景观。 yeeyan
It is practically all ice— permafrost— and it is thawing.
几乎到处是冰——永冻土层——现在都在融化。 yeeyan
Not in the center. It is full of lakes, rivers and low vegetation resting on permafrost.
中心地区山不多.那里湖泊河流密布.低矮的植物生长在永久的冻土上. enfamily
Other positive climate feedbacks that operate in the Arctic include the thawing of permafrost and vegetation changes.
在北极发生的其它气候正反馈还包括永久冻土融化和植被变化。 yeeyan
Rising temperatures will melt the world's regions of permafrost, releasing more carbon dioxide and methane, which will raise temperatures even further.
温度上升将融化世界范围内的冻土层，释放更多的二氧化碳和甲烷，这将导致温度的进一步升高。 yeeyan
The sea rapidly erodes this permafrost in coastal zones, a geological process that could have major implications for humans living in such chilly coastal areas.
可是大海迅速地侵蚀了沿海地区的永久冻土，这是一种地质过程。在这样寒冷的沿海地区，它可能会对人类的生活产生重大的影响。 yeeyan
The area was rich in game such as seals, reindeer and foxes, which is reflected in other specimens encased in the permafrost that held the Saqqaq hair.
这一地区物产丰富，到处都是海豹、驯鹿、狐狸等，这也能从发现那簇头发的冻土上的其他标本反映出来。 yeeyan
This past month, there has been a flurry of news, speculation, discussion and debate concerning methane gas escaping from Arctic permafrost and its impact on the global climate system.
就在上个月，关于北极永久冻土层的甲烷气体释出及其对全球气候系统的影响，又出现了一番新闻报道，炒作，讨论和辩论的热潮。 yeeyan
What they have found points to an unimagined Martian history, one where life may have once gained a foothold and may even cling on still in the frigid soils of the permafrost.
他们的发现直接关联到无人知晓的火星历史。当时生命可能尚存，生物也可能依附永久冻结带的坚硬土层而存活。 yeeyan
Permafrost and thick rock will ensure that even without electricity, the genetic material stored in the vault will remain frozen and protected.
永久冻土和坚厚的岩层将确保遗传材料即使在没电的情况下保持冰冻状态并得到保护。 fao
Permafrost in the Altai Mountains in central Asia, sea ice in Alaska and glaciers in the Rocky Mountains were studied for the research.
中亚的阿尔泰山冻土，阿拉斯加的海冰遗迹，落基山山脉冰川等众多地域均列于此项研究之中。 ebigear
Permafrost is soil, often water- rich, that is below freezing.
永久冻土通常具有冰点以下的丰富水资源。 yeeyan |