Elephants are in immediate danger. They must drink almost daily. 大象的生命变得岌岌可危 因为它们几乎每天都要喝水
Their marathon migration is almost 3,000 miles long 这场马拉松式的迁徙长达三千英里
it's almost impossible for predators to sneak up. 瞪羚们能够极其有效地防止自己遭到偷袭
In the whiteout, the threat is almost impossible to detect, 在白茫茫的天气中 有危险也几乎不可能察觉到
They head towards their breeding grounds, almost 100 miles inland. 它们要前往繁殖地,几乎在离海岸100英里的内陆
0nly in a land almost entirely covered in ice 只有在几乎完全被冰覆盖的陆地上
Every year almost 2 thousand million tonnes of sediment 每年大约有20亿吨泥沙在此沉淀