In the Arctic winter 每到北极冬季

103. so this forest supports very little animal life.
     所以生活在这片森林里的动物非常稀少
104. It's a silent place
     这是个寂静的地方
105. where the snow is unmarked by footprints.
     雪地上没有被踩过的脚印
106. In the Arctic winter
     每到北极冬季
107. snow forms a continuous blanket across the land.
     雪便为这片土地盖上一层广袤无边的银毯
108. But as spring creeps up from the south
     可是随着春天渐渐从南方赶来
109. the taiga is unveiled.
     泰加林带也揭开了它的面纱

来自《行星地球 第一季 第一集 Planet Earth S01E01 从北极到南极》第 106 行