- Their underground stems are unharmed.
它们的地下茎完好无损 - Weeks, months may pass,
数周 数月就这么过去了 - but eventually the rains will return
但是雨季终将来临 - and the grass will sprout again.
青草又会重新发芽 - 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 - As winter approaches,
冬季来临 - the prairies of North America begin to freeze.
北美的草原开始霜冻