permafrost是什么意思 permafrost的读音、翻译、用法
Permafrost是英语词汇,可以翻译为“永久冻土”。这个词语指的是地球表面下一定深度的土壤或岩石层,温度在0摄氏度以下,且连续两年以上不化冻的一种土地类型。它主要存在于极地或亚极地气候区域,包括北极圈和高山地区等。
以下是9个含有permafrost的例句:
1. The permafrost beneath the Arctic tundra has been thawing due to global warming.(北极草原下面的永久冻土正在因全球变暖而融化。)
2. The construction of buildings in permafrost regions requires special techniques to avoid ground instability.(在永久冻土地区建造建筑物需要特殊技术,以避免地面不稳定。)
3. Permafrost acts as a carbon sink, storing vast amounts of carbon beneath the ground.(永久冻土是一个碳汇,储存了大量的碳在地下。)
4. The melting of permafrost can release greenhouse gases into the atmosphere, contributing to further climate change.(永久冻土的融化可以释放温室气体到大气中,进一步加剧气候变化。)
5. The permafrost in the Himalayas plays an important role in maintaining the stability of the mountain slopes.(喜马拉雅山的永久冻土在维持山坡稳定方面发挥着重要作用。)
6. The presence of permafrost can pose challenges for infrastructure development in the Arctic.(永久冻土的存在可能为北极地区的基础设施建设带来挑战。)
7. Scientists are studying the impact of permafrost degradation on soil erosion in northern regions.(科学家正在研究永久冻土退化对北方地区土壤侵蚀的影响。)
8. The thawing of permafrost can lead to the formation of new lakes and wetlands in the Arctic.(永久冻土的融化可以导致北极地区形成新的湖泊和湿地。)
9. Permafrost is a unique ecosystem that supports a variety of cold-adapted organisms.(永久冻土是一个独特的生态系统,支持着多种适应寒冷环境的生物。)