hydroxytryptamine (5-HT), an important neurotransmitter in the central nervous system, plays a major role in spinal antinociception, acting on 14 subtypes of 5-HT receptor.是什么意思_hydroxytryptamine (5-HT), an important neurotransmitter in the central nervous system, plays a major role in spinal antinociception, acting on 14 subtypes of 5-HT receptor.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句