"海兔"是个多义词，它可以指海兔（海洋生物）,海兔（手游《嗨皮精灵遗迹之塔》虚拟宠物）。
海兔只有20000个神经元，很多又大又明显，他们都得到命名，功能也被确认。
Aplysia only has 20, 000 neurons, and many of them are so large and distinctive that they had been named and their functions identified.
海兔只有20000个神经元，很多又大又明显，他们都得到命名，功能也被确认。
Aplysia only has 20,000 neurons, and many of them are so large and distinctive that they had been named and their functions identified.
如果我们回首看进化早期的生物，以海蛞蝓类的海兔为例，你会发现脑的基本构成没有改变。
If you look back in evolution to say, the sea slug Aplysia, you see that the building blocks of this brain have not changed.
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