Just before it rains, odors become stronger, this is because odors are repressed in a fair high pressure center.

下雨之前，气味变得更加浓厚。这是因为气味在强压中心被抑制。

More activity in emotional centers versus higher cognitive centers.

与高级认知中心相比，情绪中心的活动更多。

The brain structure of Albertosaurus shows that the cerebrum, the higher centers of the brain associated with sort of cognition and problem solving, they're not tremendously large.

阿尔伯特龙的脑部结构表明它的大脑，脑部与认知力和解决问题能力相关的高级中枢，它们并不太大。

So we see expansion of the higher centers of the brain, the parts of the brain that are associated with maybe even some cognitive capabilities - the abilities to solve problems.

我们看到脑部的高级功能区的扩大，这部分的大脑可能与认知能力有关，就是解决问题的能力。

What was a surprise is the higher centers of their brain are very large and suggest that something very different is going on in Parasaurolophus and its kin than in most other of these plant-eating dinosaurs.

令人惊奇的是大脑的高级中心非常巨大，这意味着副栉龙和它的亲缘物种一定有一些非常独特的，与其它食草恐龙些与众不同的地方。