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单词
ultravacuum
释义
ultravacuum
in British English
(
ˌʌltrəˈvækjʊm
,
ˌʌltrəˈvækjʊəm
)
noun
physics
1.
an extremely high level of vacuum
2.
a machine or device for creating such a vacuum
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unwithstood
unwitnessed
unwittily
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unwittingly
unwittingness
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unwoman
unwomanliness
unwomanly
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unwontedly
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unwooded
unwooed
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unworkability
unworkable
unworkable proposal
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unworkmanlike
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更新时间:2025/12/24 4:22:42