请输入您要查询的英文单词:
单词
pyrazolone
释义
WordReference Random House Unabridged Dictionary of American English © 2024
py•raz•o•lone
(pi raz
′
ə lōn′, pī-),
USA pronunciation
n.
[
Chem.
]
Chemistry
any of the group of heterocyclic compounds containing the pyrazoline ring in which one carbon atom is doubly linked to an oxygen atom not in the ring.
Chemistry
the parent compound, C
3
H
4
N
2
O.
pyrazole
+ -
one
1885–90
随便看
phlegethontal
phlegethontic
phlegm
phlegmatic
phlegmatical
phlegmatically
phlegmaticalness
phlegmaticness
phlegmier
phlegmiest
phlegmless
phlegmy
phloem
phloem necrosis
phloem ray
phlogistic
phlogiston
phlogopite
phlorizin
phloroglucinol
phlox
phloxes
phlox family
phlyctaena
phlyctena
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/23 11:08:29