They certainly have the kind of inner ear structure that fully supports the idea that these were very active, agile animals.

它们的内耳结构完全支持它们是非常活跃敏锐的动物这一说法。

When we look at an animal like Albertosaurus, we can see really a sensory machine - a whole series of brain and ear structures that allowed it to see well, had a very heightened sense of smell, and a really good sense of hearing.

要是我们看到阿尔伯特龙一样的动物，我们看到的是真正的感官机器，一整系列的大脑和耳部结构使其能够看得更好，有非常显著的嗅觉和非常出色的听觉。