永冻带的英文：
permafrost zone
n. 永久冻结带
- This is the vegetational climate of arctic permafrost regions
这是北极永冻地区的植物气候。 - 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。 - 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。 - Permafrost has thawed, causing houses to slide off suddenly muddy cliffs; sea ice has thinned, creating expanses of open water that rise up in ever higher storm surges; and glaciers are melting, leading local sea levels to climb (albeit very slightly).
由于多年冻土融化，导致峭壁变得泥泞，房舍会突然滑落；海冰变薄导致水域扩大，造成风浪加剧；另外，冰河也正在融化，造成局部海平面上升（虽然上升幅度微小）。
n. 地区；气候带；（使）分成区（或带）
- congregation zone
集合带 - calm zone of Cancer
北半球副热带无风带 - grain refined zone
再结晶区 - equatorial climate zone
赤道气候带 - soil climatic zone
土壤气候带