英语词汇pyrazine怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

　

单词	pyrazine
释义	Definition of pyrazine in English: pyrazine noun ˈpʌɪrəziːnˈpɪrəziːn Chemistry A weakly basic, crystalline, heteroaromatic compound which is a diazine with the nitrogen atoms at opposite positions in the ring; any substituted derivative of this compound. Origin Late 19th century. From German Pyrazin from pyr- (in Pyridin) + Azin. Definition of pyrazine in US English: pyrazine noun Chemistry A weakly basic, crystalline, heteroaromatic compound which is a diazine with the nitrogen atoms at opposite positions in the ring; any substituted derivative of this compound. Origin Late 19th century. From German Pyrazin from pyr- (in Pyridin) + Azin.
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更新时间：2024/10/19 13:21:43