柯林斯詞典watermark /?w??t??mɑ?k/ (watermarks) 1. N-COUNT A watermark is a design that is put into paper when it is made, and that you can only see if you hold the paper up to the light. Paper money often has a watermark, to make it harder to copy illegally. 水印; 常用於鈔票上以防偽→see also high-water mark 返回 watermark劍橋詞典 watermark noun [C] (PAPER) a mark made in some types of paper during its production that can only be seen if it is held against the light （某些紙張上的）水印 watermark noun [C] (RIVER/SEA) a mark showing the highest or lowest level that a river or the sea reaches 水位標(biāo)志 返回 watermark