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单词
menadione
释义
WordReference Random House Unabridged Dictionary of American English © 2024
men•a•di•one
(men′ə dī
′
ōn),
USA pronunciation
n.
[
Pharm.
]
Biochemistry, Drugs
a synthetic yellow crystalline powder, C
1
1
H
8
O
2
, insoluble in water, used as a vitamin K supplement. Also called
vitamin K
3
.
me
(
thyl
) +
na
(
phthalene
) +
di
-
1
+ -
one
1940–45
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更新时间:2025/7/24 1:13:20