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单词
ketene
释义
Word Frequency
ketene
(
ˈkiːtiːn
,
ˈkɛt-
)
noun
a colourless irritating toxic gas used as an acetylating agent in organic synthesis. Formula: CH
2
:CO
Also called
:
ethonone
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更新时间:2026/6/20 15:33:38