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pyran
释义
WordReference Random House Unabridged Dictionary of American English © 2024
py•ran
(pī
′
ran, pī ran
′
),
USA pronunciation
n.
[
Chem.
]
Chemistry
either of two compounds having the formula C
5
H
6
O, containing one oxygen and five carbon atoms arranged in a six-membered ring.
pyr
(
one
) +
-an,
variant of -
ane
1900–05
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allargando
all-around
al-lat
allative
alla vostra salute
allay
allayer
all blacks
all clear
all-day
all-dayer
all-dressed
allecret
allegation
allege
allegeable
alleged
allegedly
alleger
alleghanian
alleghenian
allegheny
allegheny barberry
allegheny mountains
allegheny spurge
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更新时间:2026/8/16 2:04:42