excitatory的音标：excitatory的英式发音音标为：[ek'saɪtətərɪ]excitatory的美式发音音标为：[ɪk'saɪtəˌtɒrɪ]...

adj.有刺激性的，兴奋的...

Nothing happens until the excitatory stimulus exceeds a certain'threshold'value.兴奋性刺激超过某一临界值以前毫无反应.Glutamate ( Glu ) is the main excitatory neurotransmitter in the central nervous system ( CNS ) .谷氨酸 ( Glu ) 是 ...