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词汇
primary electron
释义
primary electron
n.
(名词
noun
)
【理】
原电子(入射到固体表面能使其放出二次电子的那些电子)
随便看
sunapee trout
sunback
sunbake
sunbaked
sunbath
sunbathe
sunbeam
sun bear
sunbed
Sunbelt
sunberry
sunbird
sun bittern
sunblind
sun block
sunbonnet
sunbow
sunbreak
sunburn
sunburst
sunburst pleats
sunchoke
sun cream
suncured
Sund.
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更新时间:2026/3/6 3:30:50