A trademark used for a machine that sets type on a metal slug, operated by a keyboard.

行型活字排版机一种商标，用于指利用键盘操作排成铅字条的排字机。

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Ludlow: Proprietary name of a display-size typesetting machine for which the matrices are assembled by hand and the type is cast in line slug.

勒德罗排铸机：标题字排铸机的专利名称。它用手工执排字模，然后铸成单个铅字。

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I learned years later that it was in fact a type of Nudibranch, or sea slug.

几年后，我才知道，事实上，它是一种裸鳃类动物，或者说它是一种海蛞蝓。

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