单词	bouton
释义	bouton /ˈbuːtɒn / noun Anatomy An enlarged part of a nerve fibre or cell, especially an axon, where it forms a synapse with another nerve.Most synaptic boutons in the mammalian central nervous system are too small to be investigated directly with electrophysiological tools on the single synapse level.... To determine the latter, methods that stain the terminal boutons are used. There is an estimated total of 30000-50000 boutons of different types across the entire surface. Origin 1930s: from French, literally 'button'.
随便看	Rotterdammer Rottie rottin rotto rottol Rottweiler rotty rotula rotular rotulet rotund rotunda rotundal rotundate rotundifolious rotundiform rotundify rotundity rotundly rotundness rotundo roture roturier roturière Rotwelsch

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