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单词
krypton
释义
krypton
kryp
ton
/
ˈkrɪptɑn
/
noun
[uncountable]
(
symbol
Kr
)
Etymology
ETYMOLOGY
krypton
Origin:
1800-1900
Greek
kryptos
hidden
science
,
chemistry
a gas that is an
element
, found in very small quantities in the air
随便看
oriole
ormolu
ornament
ornamental
ornamentation
ornate
ornately
ornateness
ornery
ornithological
ornithologist
ornithology
orogeny
orotund
Orozco, José
orphan
orphanage
Orr, Bobby
orthocenter
orthodontic
orthodontics
orthodontist
orthodox
Orthodox Church
orthodoxy
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更新时间:2025/3/11 21:52:50