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单词
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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pygostylous
pyic
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pylades
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pylon
pyloric stenosis
pyloroplasty
pylorus
pylos
pym
pymt.
pymt
pynchon
pyo-
pyo
pyogenesis
pyogenic
pyoid
pyonephritis
pyongyang
pyophthalmia
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更新时间:2025/7/23 6:55:25