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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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break in
break-in
breaking
breaking and entering
breaking point
break-in period
breakless
breakneck
break new ground
break of day
break off
break out
breakout
break-out group
breakover
break point
breakpoint
break through
breakthrough
breaktime
break up
breakup
break-up value
breakwater
breakweather
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更新时间:2026/10/6 20:03:36