On a typewriter, a wheel - shaped type element with types arranged in rows on its circumference.

打字机上的一种轮形打印部件,字模成行地装在轮的圆周上.

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A linear type element containing all printable symbols.

包含所有可打印符号的一种条形打印构件.

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In a printer, the removable type element.

印刷机上可拆卸的打印部件.

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On a typewriter, a raised character on a type element used to make an imprint.

打字机上放在可升起的打印零件上用来打印的字符.

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