基本解释[经济学]字轮式印字机英汉例句双语例句A line printer in which the type is mounted on a rotating drum that contains a full character set for each printing position.活字安装在旋转的鼓状物上装有所有的字母能够移动到每一个列印部位的线性印表机。type drum printer更多例句专业释义经济学字轮式印字机