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单词
PETN
释义
Definition of
PETN
in English:
PETN
noun
Chemistry
= pentaerythritol tetranitrate.
Origin
1940s
.
Definition of
PETN
in US English:
PETN
noun
Chemistry
= pentaerythritol tetranitrate.
Origin
1940s.
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orb-shaped
orb spider
or bust
orb-weaver
orb-weavers
orb web
orb-web spider
orc
orca
Orcadian
Orcagna
orcas
orcein
orcelite
orch.
orch
orch
orchard
orchard close
orcharded
orchard grass
orchard house
orcharding
orchardist
orchardist
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更新时间:2025/2/25 20:35:47