单词：pyridyl
音标：['piridil] ；
吡啶 基, 氮苯基
n. A hypothetical radical, C5H4N, regarded as the essential
residue of pyridine, and analogous to phenyl.
residue of pyridine, and analogous to phenyl.
单词：pyridyl 相关文章
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Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. National Geographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti
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