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1·Adaptations to the regular change of seasons in the temperate and polar regions may be relatively simple.

在温带和极地地区适应季节的规律变化可能是相对简单的。

2·Scientists have long suspected that several factors lead to greater temperature swings at Earths polar regions than elsewhere.

长期以来，科学家们一直怀疑有几个因素导致了地球极地地区比其他地区更大的温度波动。

3·Scientists have long suspected that several factors lead to greater temperature swings at Earth's polar regions than elsewhere.

长期以来，科学家们一直怀疑，有几个因素导致了地球极地地区比其他地区更大的温度波动。

4·When snowfalls on high mountains or in polar regions, it may become part of the glacial system.

当雪落在高山或极地地区时，它可能成为冰川系统的一部分。

5·It ranges from sea level in the Polar Regions to 4,500 meters in the dry subtropics and 3,500-4,500 meters in the moist tropics.

它的范围包括海平面的极地地区、4500米高的干燥的亚热带地区以及3500-4500米高的潮湿的热带地区。

6·Most insects don't live in polar regions.

大多数昆虫在两极地区不存在。

7·The soldiers' work. Polar regions, 1941.

军人行动。北极地区，1941年。

8·What is the likely impact of climate change on Polar Regions?

气候变化在极地的可能影响是什么？

9·High in the polar regions, the lines of magnetic force point almost straight upwards.

在极地的高空，磁力线几乎是垂直指向上方。

10·The polar regions are connected to the rest of the planet by the atmosphere and the ocean.

极地区域与地球其他地方在大气和海洋方面是紧密相连的。