and lead her cubs away from the mountain. 把它的幼崽带离山地

113. it's six months since she last fed
     它已经6个月没有吃东西了
114. and her milk is starting to run dry.
     它的乳汁也即将耗尽
115. She must soon leave the safety of these nursery slopes
     它必须尽快离开这个安全的斜坡“托儿所”
116. and lead her cubs away from the mountain.
     把它的幼崽带离山地
117. If she delays, the whole family will risk starvation.
     若是稍有耽搁 整个家族就会面临饥荒
118. Summer reveals the true nature of the Rockies.
     夏天揭露了落基山的真实面目
119. Stripped of snow,
     剥去雪层之后

来自《行星地球 第一季 第二集 Planet Earth S01E02 山地》第 116 行