watermark
US
UK watermark, water mark, water line n: (mark of water level)
SC 水位标记 shuǐ wèi biāo jì
TC 水位標記
TC 水位標記
The flood had left a watermark on the wall.
watermark n: (embossed paper marking)
SC 水印 shuǐ yìn
There is a watermark on the stamp.
watermark n: (digital image: overlaid mark)
SC （电子）水印图案 diàn zǐ shuǐ yìn tú àn
A simple way to protect your images is to put a watermark on them.
watermark [sth] vtr: (add a watermark to)
SC 加水印于
You can use the software to watermark images in order to identify the copyright holder.