标记正常

marking ink───n.打印墨水

marking off───搭色；画线；刻线

marking out───划线；标出

making of───了解；用…制造

marking up───涨价；标高价格；赊帐

marking down───记下；减价；降低分数

marking inks───n.打印墨水

Within a decade, people began actually marking OK on documents and using OK on the telegraph to signal that all was well.───在10年内，人们开始真正把OK写入文件，并且在电报用OK表示一切平安。