从神经学的角度来说，一个想法只是一种分泌物，是位于两个大脑细胞连接处(突触)的化学物质中的一小滴。

From a neuroscience viewpoint, a thought is just a secretion, a droplet of a chemical where two brain cells connect (synapse).

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结论细胞间池-血管周隙-囊上皮孔，构成了神经垂体分泌物释放入脑脊液主渠道的结构基础。

Conclusion Intercellular cistern, perivascular space and epithelial openings consist of the structural foundation of the chief channel for secretions of neurohypophysis releasing into CSF.

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多数牙上有两道沟槽，以便引出下颚的毒腺的分泌物，内含神经毒素，但很少能致人死亡。

The venom (a neurotoxin) is conducted along grooves in the teeth from glands in the lower jaw. Bites are rarely fatal to humans.

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