printing hammer中文什么意思

打印锤

• printing:    n. 1.印刷；版；印刷术；印刷业； ...
• hammer:    n. 1.槌，铁锤，榔头。 2.【机 ...
• hammer at:    敲打, 致力于, 不断强调

例句与用法

1. A printer that forms dot matrix characters by means of linear , ridged print hammers that impact paper and ribbon against a helical ridge on a rotating cylinder
   一种采用线性脊纹打印锤的点阵字符打印机，打印时打印锤撞击紧贴在螺旋脊纹旋转圆筒上的纸和色带。