n.(紙張上的)水印圖案；水位標(biāo)記
v.壓制水印
The digital watermark is to prevent pirating. 數(shù)碼水印圖案是用來防止盜版的。
The watermark on the banknote is to prevent forgery. 鈔票上的浮水印是用來防止偽造的。
Documents with this kind of watermark are difficult to duplicate. 帶有這種水印的文件很難被復(fù)制。
