Some grasslands must endure not only fire, but ice. 一些草原不仅要忍受火的炙烤 还有冰霜

239. Weeks, months may pass,
     数周 数月就这么过去了
240. but eventually the rains will return
     但是雨季终将来临
241. and the grass will sprout again.
     青草又会重新发芽
242. Some grasslands must endure not only fire, but ice.
     一些草原不仅要忍受火的炙烤 还有冰霜
243. As winter approaches,
     冬季来临
244. the prairies of North America begin to freeze.
     北美的草原开始霜冻
245. In summer, bison roamed freely,
     夏季 美洲野牛四处漫步

来自《行星地球 第二季 第五集 Planet Earth S02E05 草原》第 242 行