Without trees, eagles have to nest directly on the ground. 没有了树,鹰只能直接把巢安在地面上

27. Grass.
    草
28. And it's not very effective.
    草的掩护并不是非常有效
29. Predators also have a hard time raising their young on open grassland.
    掠食动物在这片空旷的草地上繁衍后代也并不轻松
30. Without trees, eagles have to nest directly on the ground.
    没有了树,鹰只能直接把巢安在地面上
31. All the inhabitants of the Great Plains are exposed to the elements.
    所有生活在草原上的动物 都必须面对大自然残酷的一面
32. Fire sparks panic in the herd.
    冲天的火光引起了一片恐慌
33. Gazelles are born to run and even young calves easily outpace the flames,
    瞪羚是天生的跑步能手, 即使是小瞪羚 奔跑速度也快过火势蔓延的速度

来自《行星地球 第一季 第七集 Planet Earth S01E07 伟大草原》第 30 行