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单词 stilbene
释义 stil·bene
\ˈstilˌbēn\ noun
(-s)
Etymology: International Scientific Vocabulary stilb- (from Greek stilbos glistening) + -ene
: an aromatic hydrocarbon C6H5CH = CHC6H5 occurring in cis and trans forms : sym-diphenyl-ethylene; especially : the more stable trans form obtained in large shining crystals (as by heating benzaldehyde with sulfur or by dehydrating benzyl-phenyl-carbinol) useful as phosphors (as in scintillation counters)
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更新时间:2024/9/21 16:26:10