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单词 perfecting machine
释义

Definition of perfecting machine in English:

perfecting machine

noun

  • A printing machine on which the sheet, as it passes through, is printed first on one side and then on the other; also called perfecter, perfector.

Origin

Mid 19th century; earliest use found in The Mechanics' Magazine.

Definition of perfecting machine in US English:

perfecting machine

noun

  • A printing machine on which the sheet, as it passes through, is printed first on one side and then on the other; also called perfecter, perfector.

Origin

Mid 19th century; earliest use found in The Mechanics' Magazine.
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更新时间：2025/8/6 5:51:24