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单词
vinylidene group
释义
WordReference Random House Unabridged Dictionary of American English © 2024
vinyl
′
idene group′,
[
Chem.
]
Chemistry
the bivalent group C
2
H
2
, derived from ethylene.
Also,
vinyl
′
idene rad′ical.
vinyl
+ -
id
3
+ -
ene
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officious
officiously
officiousness
officious will
offing
offish
offishly
offishness
off-island
off-islander
off key
off-key
off label
off-label
offlap
off-licence
off-license
off limits
off-limits
off line
off-line
offline
off-load
offload
off-loader
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更新时间:2026/9/16 23:59:29