英语词汇phenanthrene ring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	phenanthrene ring
释义	phenanthrene ring 简明释义菲环网络释义 1 ?菲环 Phenanthrene Ring(菲环), 此释义来源于网络辞典。双语例句 1 Only 2—4 ring PAHs were detected in gas phase, and phenanthrene was the most abundant with an average of 55.1% in total PAHs. 结果显示，气相中主要是2—4环的多环芳烃，其中菲为主要的化合物，平均占到总多环芳烃的55.1%。
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