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单词 θ212639
释义
society > occupation and work > equipment > pump > [noun] > cylinder (2)
working barrel1735

the cylindrical chamber in which the plunger or piston of a pump moves to and fro or up and down.

tube1877

In specific applications usually indicated by context. (See quot. 1877.)

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更新时间:2025/1/11 22:07:50