polar night

In the north , polar night ( 6 ) reigns for much of December .

十二月份的大多数日子，北部地区都处于极夜。

Under cover of the Polar Night , they emerge to paint the sky in the colours of time .

她们在极夜笼罩下显灵，将天空渲染成时间的颜色。

A big surprise in this latest study is that rain can fall not only in summer but also in winter , when the polar night would normally mean temperatures are well below zero .

在这项最新研究中，一个令人非常意外的发现是，不仅夏季有雨，冬季也下雨，而且冬季的极地夜晚意味着气温通常远低于零度。

Soon the northern lands will be locked in the cold of the polar night .

很快北国疆土就会被极夜的寒冷所吞没。

Moreover , due to polar night in Antarctic region , optical remote sensing approaches relying on sunlight are limited in ice surveillance of Antarctic .

另外，由于南极的极夜现象，依赖光照的光学遥感对南极海冰探测难以充分发挥作用。

But the scenery and terrain is already marking out Troms ø as something of a sports haven , with the Polar Night Half Marathon being held in January and the Sky Race Ultra Marathon in August .

但风景和地形也同时凸显出特罗姆瑟作为一处体育圣地，正如一月份举行的极地夜半马拉松和八月份的天空跑马拉松。