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单词 θ212308
释义
society > occupation and work > equipment > piercing or boring tools > [noun] > perforators (3)
perforator1855

A machine for making perforations or holes in paper, sheets of stamps, etc.

electric pen1858

Any of various implements having a form or function analogous to that of an ink pen. With preceding word, as electric pen, pneumatic pen. A…

roulette1867

A similar tool used for making perforations or indentations in sheets of postage stamps.

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更新时间:2025/1/24 13:07:56