嗅觉系统是大脑如何从环境中解码复杂信息的一个显著例子。
The olfactory system is a remarkable example of how the brain can decode complex information from the environment.
Books make great gifts because they have whole worlds inside of them.
It doesn't matter what your background is or where you come from, if you have dreams and goals, that's all that matters.
The world is a mirror, reflecting our deepest fears and desires.