请输入您要查询的英文单词:
单词
vacuum pump
释义
vacuum pump
noun
1.
:
pulsometer
2.
:
a pump for exhausting air or other gas from an enclosed space to a desired degree of vacuum
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purported
purportedly
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purpose
purpose
purposedly
purposeful
purposefully
purposefulness
purposeless
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purposelike
purposely
purpose-made
purposer
purposive
purposively
purposiveness
purposivism
purposivist
purpour
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purprision
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更新时间:2026/1/24 20:12:04