Weeks, months may pass, 数周 数月就这么过去了

236. In minutes, fire turns grassland to ash.
     几分钟内 大火就将草原化为灰烬
237. But the grasses are not dead.
     但是草不会被大火烧尽
238. Their underground stems are unharmed.
     它们的地下茎完好无损
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

来自《行星地球 第二季 第五集 Planet Earth S02E05 草原》第 239 行