| 释义 |
em AHD[ĕm] D.J.[em]K.K.[ɛm]n.（名词）- The letterm. 字母m
- Abbr. m,MPrinting 缩写 m,M【印刷术】
- The width of a square or nearly square piece of type, used as a unit of measure for matter set in that size of type.全身：一个长方形或近似方形的字形的宽度，用来度量以此宽度为单位的长度
- Such a measure for 12-point type; a pica.12点活字的高度；12点活字
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