This mother is leading her three youngsters 熊妈妈带着三只幼崽

96. their young were born.
    产下幼崽
97. Now these cubs are taking their first steps
    现在这些熊宝宝正迈出他们
98. into the outside world.
    走向外界的第一步
99. This mother is leading her three youngsters
    熊妈妈带着三只幼崽
100. to a place where they can find food.
     去找东西吃
101. They need to descend as quickly as possible.
     他们得尽快下山
102. The debris from an avalanche is clear evidence
     雪崩肆虐后的残骸清楚地表明

来自《行星地球 第二季 第二集 Planet Earth S02E02 山脉》第 99 行