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单词
phenylene
释义
phenyl·ene
\ˈfen
ə
lˌēn, ˈfēn-\
noun
(
-s
)
Etymology:
International Scientific Vocabulary
phenyl + -ene
:
any of three bivalent radicals −C
6
H
4
− derived from benzene by removal of two hydrogen atoms from the ortho, meta, or para positions
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更新时间:2025/12/22 8:33:51