But what's weird is, even though, 1.25 billion years ago, life already had the building blocks it needed to create all sorts of complex plants and animals, we didn't get this immediate burst of interestingness at all.

但奇怪的是，尽管 12.5 亿年前生命已经拥有了创造各种复杂动植物所需的基石，但我们根本没有立即爆发出兴趣。