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单词
diketone
释义
WordReference Random House Unabridged Dictionary of American English © 2024
di•ke•tone
(dī kē
′
tōn),
USA pronunciation
n.
[
Chem.
]
Chemistry
a compound containing two C=O groups, as CH
3
COCOCH
3
.
di
-
1
+
ketone
1895–1900
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première danseuse
première partie
premolar
premonish
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premunition
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prenomination
prenotification
prenotion
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prenuclear
prenup
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prenuptial agreement
preoccupancy
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更新时间:2025/11/21 18:21:46