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单词
pyrolusite
释义
WordReference Random House Unabridged Dictionary of American English © 2024
py•ro•lu•site
(pī′rə lo̅o̅
′
sīt, pī rol
′
yə sīt′),
USA pronunciation
n.
Mineralogy
a common mineral, manganese dioxide, MnO
2
, the principal ore of manganese, used in various manufactures, as a decolorizer of brown or green tints in glass, and as a depolarizer in dry-cell batteries.
pyro
- + Greek
loûs
(
is
) washing + -
ite
1
1820–30
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fibrosis
fibrositis
fibrous
fibrously
fibrousness
fibrovascular
fibster
fibula
fibular
-fic-
-fic
fica
-fication
fice
fiche
fichte
fichtean
fichteanism
fichu
fichus
ficino
fickle
fickle-minded
fickleness
fico
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更新时间:2025/7/23 13:17:46