But a green revolution was coming... 但是一场绿色革命即将到来

34. Reproducing faster than lichen,
    它们的繁殖速度比地衣快
35. they soon carpeted the land,
    很快就铺满陆地
36. which they ruled undisturbed for the next 40 million years.
    在之后的4000万年 不受滋扰地统治着陆地
37. But a green revolution was coming...
    但是一场绿色革命即将到来
38. that would change the landscape forever.
    将永远改变陆地的样貌
39. Key was the evolution of a new compound,
    其关键是一种新化合物的进化
40. lignin.
    木质素

来自《我们星球上的生命 第一季 第三集 Life on Our Planet S01E03 入侵大地》第 37 行