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单词
ketene
释义
ke·tene
AHD
[kēʹtēn']
D.J.
[ˈkiːˌtiːn]
K.K.
[ˈkiˌtin]
n.
(名词)
A pungent, toxic, colorless gas, C
2
H
2
O, used chiefly as an acetylation agent.
乙烯酮:一种有刺激性气味的有毒无色气体,C
2
H
2
O,主要用作乙酰化剂
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nativities
nativity
natl.
NATO
NATO
natriuresis
natrolite
natrolites
natron
natrons
natruresis
Natta
natter
nattered
nattering
natters
nattier
nattiest
natty
natural
natural
natural childbirth
natural food
natural gas
natural hat trick
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更新时间:2026/4/10 10:33:19