隐显墨水 yǐnxiǎnmòshuǐ invisible ink Origin Definitions Defs Strokes Stroke Words Sentences Sents 隐显 隱顯 yǐnxiǎn appearing and disappearing appearing and disappearing from view; dimly visible; intermittent or implicit墨水 mòshuǐ noun ink ink; colored liquid used for writing, printing, or copying