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pyrone
释义
WordReference Random House Unabridged Dictionary of American English © 2024
py•rone
(pī
′
rōn, pī rōn
′
),
USA pronunciation
n.
[
Chem.
]
Chemistry
either of two heterocyclic ketones having the formula C
5
H
4
O
2
.
pyr
- + -
one
1890–95
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tutoress
tutorial
tutorial system
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tutti-frutti
tutto
tut-tut
tutty
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tuvalu
tuvaluan
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更新时间:2026/9/4 15:54:48