求翻译：二：保暖性：细腻密实的羊毛层是公认的最佳保暖材料，这主要来自UGG其优良的绝热性能和透气性能。因此，UGG雪地靴不仅仅能够保暖，而且能够调节冷热。是什么意思？

II: thermal resistance: fine dense wool layer is recognized as the best thermal materials, mainly from UGG its excellent insulation performance and air permeability. Therefore, UGG boots snow not only to keep warm, and can adjust the hot and cold.

475-221 : 2: Warm compacting the wool layer is recognized best warm materials, this mainly from UGG its excellent thermal insulation and vapor permeability. Therefore, UGG snow boots are not just to be able to keep warm, but also able to adjust hot and cold.

Two: Maintains warmth the nature: The exquisite dense wool level is the recognition maintains warmth best the material, this mainly comes from the UGG its fine heat insulation performance and the ventilation performance.Therefore, the UGG snowy area boots can maintain warmth not merely, moreover can

B: warm: delicate layer of dense wool is recognized as the best thermal material, mainly from UGG its excellent thermal insulation performance and air permeability. Therefore, UGG snow boots not only to keep warm and to adjust hot and cold.

Two: Maintains warmth the nature: The exquisite dense wool level is the recognition maintains warmth best the material, this mainly comes from the UGG its fine heat insulation performance and the ventilation performance.Therefore, the UGG snowy area boots can maintain warmth not merely, moreover can