dot-matrix printer

基本解释

Thee problem is with your printer, What I mean is that you're using a dot-matrix printer. It'snot capable of printing complex graphics files.
问题在你的打印机。我的意思是说，你用的是点阵式打印机，无法印出复杂的图画文档。。
Inkjet technology offered HP the opportunity to replace the least expensive printer in the market—serial dot-matrix printers—with products that were superior in every way.
喷墨技术的诞生，给惠普提供了一次非常好的市场机会：用技术领先的喷墨打印机替代当时市场上便宜的串行点阵打印机。
blog.sina.com.cn
It wasn't long ago we listened to the whir of a dot-matrix printer spitting out documents from our computers, now a 3D printer renders any object we can dream up the same way.
事实上，能让我们的电脑打印纸质文档，还是不久之前才发明出来的，而现在3D打印机又以同样的方式，使我们梦想的各种物体都能呈现在我们眼前。

He had checked two more bags full of books, reading material, a Compaq computer and, implausibly, a dot-matrix printer for his Compaq computer.
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A dot matrix printer is a computer printer using a series of pins to stamp ink from a ribbon onto paper to produce words and numbers.