Instead of the brain processing all scent information, for instance, it seems nasal neurons preprocess some of it—almost as if the nose has its own small brain.
譬如在处理嗅觉信息时，并不是所有的工作都由大脑来承担。鼻神经元似乎也承担了部分工作——鼻腔好象自己有自己的小脑一样。
Stegosaurus walked on 4 feet. They might have lived in groups. The Stegosaurus had a very small brain and was not smart.
剑龙走路时用4条腿。它们可能是群居生活。剑龙的脑袋非常小，所以不太聪明。
Stegosaurus walked on 4 feet. They might have lived in groups. The Stegosaurus had a very small brain and was not smart.
剑龙走路时用4条腿。它们可能是群居生活。剑龙的脑袋非常小，所以不太聪明。
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