that they've cherished throughout the Antarctic winter. 在整个漫长的南极冬夜 它们一直呵护着自己的蛋
With the returning sun the eggs hatch. 随着太阳的回归 蛋也开始孵化
a seasonal cycle created by the sun. 这是太阳造成的季节循环
the sun once more rises over Antarctica. 太阳重新在南极上空升起
The lives of these elephants are dominated by the annual rhythm of wet and dry, 这些大象的生活决定于 一年一度的干湿季节交替
and encourages the herd to make one last effort. 它鼓励象群再做最后的努力